Making joints with the PEANUT Mini Jig can be learnt in minutes. 5°, and 90°. I bullnose both edges, then cross cut on the tablesaw sled to just under 1. Whether you have a Festool Domino or Woodpeckers new Morty, you can save money and incorporate through mortises in your designs with. The 1/2 round hole at the end of the mortise that is left provides a good place for the excess glue to go. The latter requires cutting an integral tenon in one of the parts to fit in a mating mortise cut in the other part. The tenon is cut to fit the mortise hole exactly. 1 strip on each side for 0. The Peanut 2 is perfect for 90° joints and the Peanut 2 Short allows for 45° and face-to-face connections. 5/8 in. The Lumberjack Tools Pro Series TTR0750 3/4 inch Dual Blade Tenon Cutter cuts a 3/4-Inch diameter tenon with a radius shoulder on the end of a log or material of your choice up to 2-1/2-Inch. 00 with coupon. They should be just tight enough to hold the joint firmly without crushing the tenon. Then use a crosscut sled to cut individual loose tenons from the blank. At 1/3 the cost of the Domino it looks like a good alternative for folks just getting into woodworking. I had it bookmarked…but can't find it. Discover the Lee Valley Floating Tenons. 38 $ 55. One less source of error, measuring or cutting. Mortise Master creates awesome mortises quickly, easily and accurately using a. Introducing the JessEm Pocket Mill Pro—the ultimate solution for precision mortise joinery. It’s glued securely in place for a very strong face-grain-to-face-grain joint. I used a home brew mortise jig along the lines of the mortise pal. Crafted with meticulous attention to detail and designed to meet the needs of. 50pcs Domino Joiner, 8X40mm Positioning Loose Tenons Biscuit Joiner, Beech Portable Stable Tenon Cutter, Woodworking Accessory for Furniture Splicing Cabinet Making Frame Engineering Woodworking. I mark all around with a square and knife. 00 with coupon That is, the head- and tail ends will be mortice-and-tenon, with the sides connected mechanically. Position the fence to locate the mortise on the workpiece. This shop made mortising jig was originally designed by Philip Morley. 1. And you don't need a $1000 tool to make them!When you use this link to visit our sponsor, you support us He. Mortise and tenon joints are the strongest glue joints in woodworking, but they're time-consuming to cut and fit. The tenon stock is inserted into a mortise to form the ‘tenon side’ of a mortise and tenon joint. This technique works well for painted doors and avoid the need to change out router bits and match profiles. Elegant Dining Chair: Shape the Legs and Rails. Jussi, a multi-router is quite a bit more expensive, it's about 2700$, compared to the domino at 700$. I have recently completed a router mortising jig to cut mortises. This provides a tighter fit on log furniture and gives a stronger shoulder fit on log rails. The posts are likely to be 60x60mm square and will run about 10mm above the sides/rails. Ryobi 6 Amp AC Biscuit Joiner Kit with Dust Collector and Bag JM83K. A: Of course, the specific mortise-and-tenon size will vary by application, Michael. 5mm to 10. 3/8" Beadlock® Tenon Stock, (3) 12" Pieces. On this step, use a backsaw to cut the tenon’s faces ( “cheeks”). This. Model # 34-184. To build cabinet doors, you need a table saw or router table to cut the groove for your panel to sit in. These tapered joints are clever. This allows the top to move, keeps the ends tight and the bamboo flexes with the top movement. The basic Beadlock kit comes in at around $100 and creates rock-solid loose-tenon joints that are also accurate and repeatable. I got a few with the tool and I liked them fine but I prefer to just make sticks of tenon material from scraps and then cut them to length when I have a project underway. 8 x 12 x 8. 99. This revolutionary new Festool Joiner cuts quick, precise mortises with the ease and simplicity of a biscuit cutter. 99 $ 29. It does a slightly different job. The posts are likely to be 60x60mm square and will run about 10mm above the sides/rails. Learn the right way to glue up a dado joint in this short video. Learn how. FREE delivery Nov 24 - Dec 7 . 0. Jessem has options, as does Beadlock, both of which are pretty affordable, and there are a few others on the market. If after the glue is dry, you are still concerned about the fit, you can always go back and insert a dowel. Jet. $298. Spacer makes tenons of uniform thickness. Hope that is a good description. A straight tenon is easy after watching your video; but the blade often stops cutting a moment after it. JessEm Pocket Zip Slot Mortise Mill Features. Panel thickness and frame groove widths are the same. This easy to use, precision engineered loose tenon jig contains everything needed to produce perfectly fitting loose tenon joints with your router. The tenon is cut to protrude beyond the end of the mortise. Alan Caro. In addition the loose tenons they sell fit the cut mortises well. Tenon cutters attach to a 1/2in. The old version was 1/4" while the new one has 'A 6mm Carbide Endmill will be provided with the Pocket Mill Pro, with 5mm, 8mm, 10mm, ¼” and 3/8” end mills available separately'. Price. Also includes sample 1/4-inch x 1-1/8-inch hardwood tenons and detailed instructions. Lang pages 44-48. $23. This trailblazing tool provides a quick and easy, all-in-one solution to cut both a matching mortise and tenon with a single inexpensive jig. While this method is slower than using a dedicated tenon cutter, it is much easier to center the tenon on the stick. Tage Frid described one in his books, and there are many others for use as roughly stationary tools. The PEANUT Mini Jig’s compact size and ease of use makes it perfect for projects of all sizes. 99. Repairing or fixing the problem is relatively easy, depending on how you cut your tenons. Loose-tenon joints (also called floating te. Then you cut a loose tenon (sort of a short spline) to fit halfway into each piece. Project Information. One way to control costs is to buy only sizes you’ll commonly use. $23. Adding to the tenon and filling the mortise are the same solution; either way, the glued up joint is the same, with a 1" tenon going into material that fills the 2" mortise. Rip the strips to width, then round the edges with a round-over or small half-round bit. ”. This benchtop half-horsepower mortiser is designed and priced for a homeowner performing lighter-duty work. Very loose legs or rungs can be wedged to fit if the tenon is sound. Also, it’s a great way to join long boards that are difficult to maneuver on your tablesaw. Key Features: Adjustable positive stop for multiple-precision cut. Also be warned, it is not really a comparable tool to a Domino. Dust extractable design provides clean mortise holes for better glue adhesion and longer cutter life. 38. 005" measurement makes. The specimens were manufactured. — Christopher Schwarz. Ergonomic handles, quick-release coarse adjustment, and micro adjustment to . You can compare the two. The Domino machines (there are two of them) do more or less the same thing as a lock mortiser. But instead of cutting mortises by hand, the Domino System uses a unique rotating and oscillating bit. sawing by hand is a good option or this version where the tenon is loose. I would not use a 3/8in loose tenon in 3/4in stock, I would be concerned at the thin 3/16in wall of the mortise. This is referred to as either a blind-wedged tenon G or a fox wedge. That’s definitely easier. Beadlock Tenon Stock is specially designed for our Beadlock® Loose Tenon Joinery System. For more information or any questions on our tenon cutters, call Schroeder Log Home Supply today at 800-359-6614. Amazon is usually a good place to look for the best deal. The Morley Mortiser creates mortises for loose tenons to join parts together in multiple applications and angles. New listings: Veritas Power Tenon Cutters $150, 2 Antique Adjustable Hollow Auger Tenon Wood Cutter Bit for Brace $25While a traditional loose tenon has smooth sides, the wavy shape of the Beadlock tenons makes the joint very precise – but it also makes it somewhat unforgiving. Festool 201353 Domino Connector Set Sv-SYS. Mortise Master is a simple but innovative patented woodworking tool for creating awesome mortises for loose tenon joinery and more. The XL DF 700 can plunge much further than the DF 500 and with the use of thicker tenons can provide exceptionally strong joints in large material. But they do it faster, are easier to adjust, and you can buy loose tenons that perfectly fit the mortises they create. To clean up the edges, hover over the tenon and adjust your settings for the finishing pass: Bit: ¼” (. In a tusk-tenon joint H the tenon protrudes quite a long way through the. If the tenons slip in and out easily, but don't really have a lot of play in them, then I would go ahead and glue them w/ regular wood glue. Drive in a bamboo skewer. . Tenon Jig. And you may want to rethink buying that Domino machine. 4. CMT’s tenon cutting router bit will produce perfectly fitting tenons in every board you cut, even if the boards vary slightly in thickness. Loose tenon or floating tenon joinery is a great choice for constructing all types of frames. NICCOO Mortising Jig Loose Tenon Joinery System Woodworking Invisible Slotting Bracket Trimming Machine Hole Stand for for Woodworking Furniture Splicing. Categorized as a loose tenon joint, the DOMINO creates a fast, portable means of creating a mortise and tenon without taking your workpiece to a fixed machine. by RFGuy » Fri Nov 04, 2022 10:41 am. Add. See if the sliding table is square to the shaft. The Tennon takes about 5 minutes of set up in the Delta tennoning jig, plus about 2 minutes with a pattern rasp getting it to fit. PEANUT® Cutter. The Veritas power tenon cutter works for me, but very inconsistently. And yes, I had t. 2. One change with the the size of the rails: still 30mm thick, but now 125mm high. 69 $ 13 . A starter kit, with a bit and 50 or 100 dowels, costs $25 to $35. So the mortises have to be the same shape. 2. So I am looking at rough cutting the tenons on a table saw and then finishing them by hand. BESSEY GTR16S6H All Steel Ratcheting Table Clamp with 6 5/16 Capacity x 2 5/16 Throat Depth & 540 lb Clamping Force,. One plunge creates a perfect, smooth-sided mortise that is precisely sized to accept a Domino loose tenon, creating an incredibly strong joint in stock as narrow as 7/8'' wide. Used up some left over plywood, added some T-track, some miter/T-track combo track, some toggle clamps, extension wings and made some extra front top pieces that can have the proper angle put on them for those mortises that are done. tenon cutters. That give me twice the gluing area of one piece of wood used to make the tenon. While it is typically some of the basic joiners, these are also loose traditional tenon joiners. With dowels everything has to be dead on. Each tenon cutter includes a Forstner bit to bore holes for easy assembly. It would be best to use a backsaw with rip teeth since you will be cutting down the grain. The Domino Slot Length would be 23mm - all of Festool's loose tenons are Cutter Diameter + 13mm. This kerf will guide the next cut. For the Domino it would require you to change to the correct domino tenon cutter, set the width of the mortise to larger setting and mark on each piece of wood the precise location of the mortise. The right line is your stop line. A biscuit joint is a form of floating tenon that can increase the strength of a box, miter, or another style of joint tremendously. Set the height of the spiral upcut bit to 9⁄16" (to accept a 1⁄2"-long tenon). (an additional collet can be purchased to take cue diameters from 11mm to 15mm), “Can’t recommend enough as Marc offers a great and friendly service. There are many ways to make a mortise and tenon and in this video I show you how to use just your router table and a few everyday bits to accomplish this tas. Get that blade sharp and you’ll be fitting tenons easily. 65mm. Instead, you need to decide whether you're okay with the existing tenon or want something larger. Cope & Stick = 313 lbs. Unit price / per . Pros: Precise Panel Alignment Woodworkers have used loose-tenon joinery for hundreds of years to make strong, accurate miters and other connections. Learn how to properly glue up mortise-and-tenon joinery. 3 Steps to a Great Mortise-and-Tenon Glue-Up. The Festool DOMINO is the undisputed king of loose tenon joinery. A shop-built tenon jig will fit nice and snug on a rip fence the day you build it, but over time it can become loose - or too tight - from changes. There have been a few strength tests conducted, with the data either published. The Morley. The rabbet plane is a two-handed tool and requires you to clamp the workpiece in a vise. REVIEWS. The starting setup. 10. I plan on using either loose tenon or dowels machined prior to running the copes. or larger drill to cut a tapered 60° shoulder on logs used to create log furniture. of 1/4" x 1". Third, my preference comes from experience. Add to Wish List Add to Compare. . Constructed from a special grade of high carbon steel, this set of plug & tenon cutters with forstner bits will not deform under heat, keeping the same cutting geometry over their lifetime. You get 1in. Lots of sawdust to clean up. This set with extended tenon entry door rail and stile router bit can come in handy for different door-making projects. . Details. 11. INCLUDES - Morty Loose Tenon Joinery Jig, (4) Guide Bushings, (2) Flip Stops, Centering and Template Setting Tools, (4) Extension rails, Wrench, (1) 1/4" Amana. — Essentially a mortise-and-tenon joint cut along the length of two boards, this joint can add some strength to an already strong long-grain edge joint, but is most useful when used without glue. I just make the tenon length fit the flat parts of the mortise. 1/2″ Maple Arm Stump Tenon Cutter — $120 each. Learn how to make the best wookworking joint. Make the tenons from a piece of 1/4″ by 1″ stock about 12″ long. It featured a rotating turret with 8 sizes holes, cutting a round tenon of the following sizes: 3/8, 7/16, 1/2, 9/16, 5/8, 3/4, 7/8 and 1 inch. Do you suffer from a love of woodworking with the lack of disposable income that comes with owning the trendiest power tools? Well have I got the answer to a. After adjusting the front and rear and left and right limit screws. And you don't need a $1000 tool to make them!When you use this link to visit our sponsor, you support us He. Woodsmith Adjustable Tenon Jig Premium Shop Drawings Supplement – 24” Wide Print (Shipped to You) SKU: SN10138SDPR. This is done most commonly with a mortise-and-tenon joint, which has a geometry that is hard to beat for this task. Plug Cutter and Countersink Set. The stock is supplied. I've seen where one would cut the tenon from end to stock. Free shipping, arrives in 3+ days. Wedged and pinned M&T joints were actually weaker in these tests, probably due to reduced glue area. For Cut 1 he starts at the far edge and makes a kerf parallel to the end. Domino Tenon: Use these loose tenons to ensure perfect match between edge and surface, which will also form a sturdy structure. A little lighter looking. Building on the popularity of the first Domino joiner (the DF 500), Festool developed an. I use the 5, 8 and 10 mm dominoes. The jig is constructed from 1 3/4" Red Gum and is 15 1/2" long by 7. I also spent a little time in front of the video camera and made a short video. Jessem Loose Tenon Jig. Mortise and Tenon Furniture: Jeff Miller's Tenon Jig. Overview of mortise and tenon joints and three methods to making better, faster, and accurate mortise cuts. A shoulder plane allows you to grip the tool right above the blade and use a bench hook to hold the stock. Holbs. Personally, I like the look of "pegged" tenons, but if you don't want the peg to be seen, you. The system consists of the DOMINO dowel jointer, recently developed by Festool, and a loose spigot in the shape of the oval DOMINO dowel. As I have stated earlier, I purchased just about every type of mortise system offered. Skewed tooth geometry eliminates fibre pull and tearing, producing perfectly matched holes and plugs in both hard and softwoods. Glue and fit the loose tenon in place. The Leigh FMT Pro Frame Mortise and Tenon Jig is a state-of-the-art tool that offers excellent simplicity of set-up and ease of use. By Mark Singer in forum General Woodworking and Power Tools Replies: 3 Last Post: 01-03-2004, 9:58 PM. In this video I make a loose #tenon #jig that duplicates the killer features of the Festool #Domino - narrow and wide slots in a single jig. A tenoning jig is designed to work with your table saw to make a tenon which will be part of a mortise and tenon joint. Loose tenons are not quite as strong as integral tenons, but still very strong, and adequate for most furniture projects. The slot mortiser on the Shopbuilt youtube channel is worthy of mention, and many others vary in lots of ways. Delivery time 2 weeks! Bestell Nr. If you go too far and the tenon is loose, just cut a piece of wood the same size as the tenon and glue it on to the tenon (same both sides) and then repeat the trimming process. (119) Q&A (17) This unique tenon stock is specially designed for our Beadlock® Loose Tenon Joinery System. Does a loose tenon have to be made from the same wood of the pieces being joined or can it be made from another type of wood. 8 out of 5 stars 7. The domino effect: Since Festool launched the Domino joinery tool in 2007, it has garnered wide respect for its ability to speed the creation of loose-tenon joints for many projects. Package. The wedged loose tenon is really an easy , strong and attractive joint. No expensive dominos. Beadlock Tenons. Once done, you can remove your part from the. 3. . Clamp the wedge to the fence, and slide the leg down the mortise. This reply was modified 3 years, 8 months ago by Darren. A 6mm tenon is commonly used for 3/4 hardwood. Size a loose tenon blank. The Tennon takes about 5 minutes of set up in the Delta tennoning jig, plus about 2 minutes with a pattern rasp getting it to fit. The Morley Mortiser creates mortises for loose tenons to join parts together in multiple applications and angles. The stretchers are 125mm wide and 26mm thick Jarrah. Plus, check out our shop-made mortising jig! floating tenons, the user can cut a mortise in both sides of a joint with a power tool, insert a tenon inside, and then glue the joint. 99 $5. 00 coupon applied at checkout Save $5. Jussi, a multi-router is quite a bit more expensive, it's about 2700$, compared to the domino at 700$. Feature: 1. 00. 399 posts · Joined 2009. Using tape-covered cauls, lightly clamp the veneer pieces in place on the cheeks of the tenon and wait for the glue to dry. But some woodworkers may find it useful. The Peanut Mini Jig is portable and easy to use, making it the perfect jig for on-site or in the workshop. Note: If the tenon is too tight, raise the blade a tiny bit and cut from both sides again. Make the tenons from a piece of 1/4″ by 1″ stock about 12″ long. Mortise and tenon vs Loose Tenon. The loose tenons vary among the tools. The set up is fast and easy and repeat cuts are perfect. The carbide cutters, which are featured with double flutes, along with straight shanks make your projects hassle-free. Round the tenon blank’s edges to match the mortises. $16. Size. If after the glue is dry, you are still concerned about the fit, you can always go back and insert a dowel. tdv · Jan 12, 2011 · Updated Sep 19, 2022 · Tags jig. 08 * 1. Make the haunches 1/16-in. 00 with coupon. I don't have a Festool Domino, so I may be talking through my hat here. Position the fence to locate the mortise on the workpiece. -. . If you are using the other option, the nosing cutter, you only need to pass over the timber domino twice, saving a little time. FREE delivery Wed, Nov 22. $ 8. Just over 4 inches. For what reason is a loose tenon like a Domino weaker if it’s the wood itself that fails? Google Sponsor Google Sponsor. Just cut a mortise in both pieces and make a tenon to fit using the router table, equally as strong. The tenons are available precut at 1 1 ⁄ 2 “, 2″ and 2 1 ⁄ 2 ” lengths, or in 12″ lengths you cut yourself. Made this a while back. Then a 3/16" spacer is added to center the mortise on the 1. Add to Cart. I made several test pieces and had everything fine tuned perfectly for a nice snug fit. Of course, if a shorter look is desired, the mortise length can be adjusted accordingly. Then all you have to do is route the mortises and cut off the amount of stock. Step 4: Mortise the legs. I recently picked up a Domino joiner and I've been trying to learn as much as possible about it before I put it to work. 83″ (21mm) wide. 8 out of 5 stars 99. I cut 3/8" mortises with a plunge router with an up-cut spiral bit. For this reason, I like to cut the slot first and then sneak up on the thickness of the tenon. Alignment and Sturdiness: It provides more durability, preventing joiner from being apart. Add in the ability to align the mortise at an angle to the stock, take away the 4-digit price tag normally associated with loose tenons and you have Woodpeckers newest. 95; sets are available for 14 different tenon sizes. Loose tenon involves tworouted mortises and a loose tenon insertion. Rip the blank to width, slightly less than the mortises’ length. The tenon has radiused edges to match the routed mortise, eliminating chisel work, and is fluted to prevent hydraulic lock. The PEANUT Jig is compatible with the PEANUT 2 and PEANUT 2 Short connectors, as well as having the ability to create loose tenon and dowels joints (size up to 10mm). Option #3 - Dovetail Mortise & Tenon Systems. It is shaped to correspond to the drilled tenon. The DOMINO jointing system is suitable both for panel joints and frame and rack joints. I make my own loose tenons to match them in bulk. Lumberjack Tools 1" Industrial Log Tenon Cutter, Premium Tenon Cutter (TTA1000) 4. $208. No special bench is required, you just need a 1/2" or 1/4" (using an 8mm collet) router with a standard 30mm guide bush and good. 5°, 45°, 67. No word yet on pricing, but it is coming soon. 99 $ 16. Works like a charm. This is a 2300 x1200 x 900 cupboard for a surf club and is entirly Domied using 82 @ 8 x 40mm Domino tenons. Add to Cart. S. Check the travel of the sliding table to make sure it is not running uphill or down hill. The nice thing about this jig is it provides a way to cut both parts of the tenon. 0. The Leigh FMT jig costs around $500. In a stopped (or “blind”) mortise, the wedge must be exactly the right length or it will be either too loose or too tight. a loose-tenon joint is like a mortise-and-tenon except, instead of having the tenon on one piece and the mortise on the other, you cut two mortises on the opposing faces (perpendicular to the plane where the two meet) then use a separate piece as the tenon that sticks into both sides. It's just a matter of gaining the experience with the equipment. The Beadlock system from Rockler offers woodworkers an effective loose-tenon system at a very affordable price. The slot is 5/8 wide and fits a standard P/C bushing. Description Morty™ Loose Tenon Joinery Jig Morty uses one template and different combinations of template guide bushings and router bits to make the 7 different standard mortises for loose tenons, 4mm, 5mm, 6mm,. On to method 2 of the series. The system consists of the DOMINO dowel jointer, recently developed by Festool, and a loose spigot in the shape of the oval DOMINO dowel. $9. To make the job even faster and easier, you can buy ready-made loose tenons that match your mortise sizes. DELTA Universal Tenoning Jig. 99$17. And you don't need a $1000 tool to make them! When you use this link to. It is designed to make the process of creating mortise and tenon joints a breeze for woodworkers of all skill levels. A cross between a plunge router and biscuit joiner, the Domino uses a spiral bit to cut slotted mortises in a variety of sizes. JessEM also has 5mm, 8mm, 10mm, 1/4″ and 3/8″ endmill bits from $57. 5mm This is the somewhat trickier value, but mark your template and use the small parts jig's start/end stops and you shouldn't have any issue. 69″ (17mm) deep and 0. This reply was modified 3 years, 8 months ago by Darren. I would think a softer wood such as basswood or poplar would work as loose tenon material when used to join wood such as maple or walnut. After the glue dries, trim away the excess veneer and any glue squeeze-out with a sharp chisel or. Insert the spacer. The difference is that, in a loose-tenon joint, the tenon fits into mating mortises in the pieces, whereas in the traditional version of the joint, the tenon is integral to one of the pieces. Woodsmith Adjustable Tenon Jig Premium Shop Drawings Supplement – 24” Wide Print (Shipped to You) SKU: SN10138SDPR. To maximise the potential of the router, we offer a range of accessories for the professional user and craftsperson. In a through mortise, the wedge can be trimmed after the joint is closed. With dowels everything has to be dead on. This accomplishes two things. Make a mortise-and-tenon joint fast using a portable drill. Add the top bearing option for sign making,. The flutes on the stock increase the. 1" INDUSTRIAL TENON CUTTER – TTA1000. Floating tenons, which are sometimes called loose tenons, differ from integral tenons (traditional) in that they incorporate a separate piece of wood for the tenon. That’s because a tenon jig holds the workpiece vertically while a runner on the jig guides the workpiece. The trick is to determine how wide the bottom of the mortise actually is, and to calculate the appropriate wedge thickness so that the tenon ends press against the sides, yet allow the wedge to be inserted completely. Includes a 1/4-inch guide bushing with bearing, a special 1/4-inch drill bit, and stop collar. In use, the main difference between a shoulder plane and a rabbet plane is workholding. 99 $ 17. Mortising Jig 2 in 1 Loose Tenon Joinery System with Alloy Milling Cutter, Woodworking Invisible Slotting Bracket Trimming Machine Hole Stand for Woodworking Furniture Splicing $85. Complete FMT Pro set including universal sub-base that attaches to virtually all plunge routers, five 5/16" guides that will make over 20 sizes of mortise and tenon, guide stand, 5/16" and Whiteside 1/2"spiral upcut cutter with 1/2" shank, two cam-action Speed-Clamps, outrigger bars, adjustable sidestop fence,. The cut must be square and centered, roughly. Leigh Frame Mortise and Tenon Jig $900. Maple cutters are $175 each. Set of Plug Dowel and Tenon Cutters + Bormax Forstner Bits. 005" increments to show you how too loose, perfectly snug, too tight a simple 0. Save $15. One other thing while we're talking about wood movement - be sure to finish the underside of the table!there are no angled tenon shoulders to cut. and 2in. Shape the legs and rails to create fair, smooth surfaces that highlight the grain pattern of the stock. Learn how. Quantity. 4mm cue tip diameter collet. This trailblazing tool provides a quick and easy, all-in-one solution to cut both a matching mortise and tenon with a single inexpensive jig. Scribe the radius of the arch onto the 2X and cut that radius into it. After adjusting the front and rear and left and right limit screws. That may be easier than tenoning the middle and adding splines too. Flip it over and drill a small stopped hole into the center of the other two unglued tenons.