Lock miter joint setup. Cabinet grade ply will give decent joints poorer quality plywood tends to splinter too much along the thin wedge end. Lock miters are also great at keeping parts aligned during assemblyuse this joint on drawers boxes or even hollow columns like newel postsyou can cut a lock miter on end grain as shown in our photos or on the long grainalmost anyplace youd use a miter you can successfully use a lock miter. The lock miter router bit creates an accurate 45 degree miter with a built in tongue and groove to keep the joint aligned. Lock miter router bit kowood 45 degree 12 inch shank professional wood cutting toolsfor commercial users and beginners 49 out of 5 stars 16 1299 12.
In woodworking circles the lock miter is often referred to as a trick bit by a feat of geometric genius the bit creates both halves of a mitered cornercomplete with interlocking tongues and grooveswith a single router table setup. Check out our guide to learn the r. Lock miter bits come in a range. The lock miter can work in plywood but the quality of the ply is a big deal.
Simple steps for airtight joints. Whiteside router bits 3362 45 degree lock miter with 2 inch large diameter and 12 inch to 34 inch cutting length. Rockler 45 degree lock miter router. This is marketed as a setup jig for the smaller stock 38 minimum bit.
Rockler router bit setup jigs. If the joint is good but the surfaces are not even or the miter portion has a square edge you must adjust the height of the bit upward or downward. Pre cutting the waste off the edge before milling the lock miter is a big help in getting better quality joints. The interlocking design of the joint for plenty of glue surface the self aligning characteristics during assembly and the fact that you can wrap the grain pattern around the joint for a look that defines craftsmanship.
The patented lock miter master jig is a precisely machined setup aid for use with lock miter router bits in your router table. Handsease 12 shank router bit 45 degree glue joint lock miter woodworking tools set.