Lock Miter Router Setup

That is the fence would never be set that far back.

Lock miter router setup.

Set the initial router bit height by using a piece of your stock as a reference. Align the midpoint of the lock miter cut with the centerline of the workpiece. Your goal is to have a and b equal to each other. There are two sizes of the lock miter master jig.

Router bit item 55 502. In an effort to not completely derail that thread i thought it would make sense to have a dedicated thread to discuss tips and tricks to setting up a lock miter joint on the router table. First a diagram the numbers shown are for the infinity lock miter jr. Once it does it delivers a very strong and elegant miter joint that is virtually impossible to detect from the outside and offers the additional advantage of being self.

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 corner complete with interlocking tongues and grooves with a single router table setup. On the thread mentioned above there were many good suggestions for setting up the lock miter. 45 lock miter router bit instructions set bit height and fence depth 1. A lock miter router bit cuts a 45 degree miter with a tongue and groove.

Set the approximate fence depth by visually. You need to get both the fence position and the bit height exactly right in order for this joint to work. When correctly cut the parts go together at a perfect 90 degree angle and the interlocking tongues and grooves make for lots of mechanical strength and glue surface area. Check out our guide to learn the r.

A lock miter bit is one of the most challenging router bits to set up. Note that the markings are for reference only and particularly in the case of the fence location don t precisely represent the actual set up.