Infinity Tools 1/2" Shank Extended Tenon Cutter for Entry & Passage Door Router Bits

This extended tenon cutter has a 1/2" shank and a 1-3/4" cutter diameter. Browse more carbide router bits.

It's used to make longer tenons that add strength to your interior (1-3/8" thick) or exterior (1-3/4" thick) doors, beyond what a standard door set produces.

The 91-522tc is used in conjunction with our Ogee 91-522 two-piece door-making set.

The 91-525tc works with our Traditional Shaker 91-523 and Modern Shaker 91-525 sets.

Infinity's matched door sets make a standard 7/16" width tenon. With this extended tenon cutter, you decide the tenon's width, which is ideal for heavier doors that need a wider tenon.

Yes. This is a companion cutter for the 91-522, 91-523, or 91-525 two-piece door-making sets. See our router bit sets if you need a base set.

Heavier entry and passage doors benefit from wider, longer tenons for added joint strength and durability over years of use.

Yes. It's designed to make longer tenons for exterior doors up to 1-3/4" thick as well as interior doors at 1-3/8" thick.

No. It's an add-on tenon cutter that expands the capability of an existing two-piece door set. Explore full door-making tools for complete kits.

Door-making cutters are best run in a router table for accuracy and control. See our router tables for a stable setup.