PRODUCT OVERVIEW Go BIG or go home! This kit is not for the lighthearted. Be prepared to be a master of log furniture building with the Industrial Series master Kit. This kit features a 1?, 1-oe? and 2? tenon cutter, 1?, 1-oe? and 2? forstner bits, a quick stop pin system and a 20 piece plan booklet (for all those projects you want to build). The Industrial Series offers greater log capacity than the Home and Pro Series, and more features than the Commercial Series including: in-sight measurement system?, and quick stop pin system. This high quality, made-to-last kit comes with a lifetime guarantee and features the 60 tapered shoulder profile (see the log picture in the thumbnail above) seen on most log furniture projects! Purchase it, and you?ll be making furniture in true lumberjack style in no time! TENON CUTTER SPECS Made in the USA Creates a 60 tapered shoulder profile In-sight measurement system? Machined from a solid billet of aluminum Premium plated, threaded shank that can be removed for replacement Dual blade technology? Blades can be replaced or re-sharpened SH1000 (1/2?) ? Shank threads (1-12 UNF) DRILL REQUIREMENTS 1/2" drill Single-speed 450 RPM or less