1/2 Shank Versatile tools for making tenons on round or square stock; Dowels up to 3 Shear angle design makes these the easiest cutting tools on the market. Open body design allows for easy plug clearance. Made of hardened high carbon steel for long lasting cutting. Description: - Made of hardened high carbon steel for long lasting cutting. - Open body design allows for easy plug clearance. - Shear angle design makes these the easiest cutting tools on the market. - Versatile tools for making tenons on round or square stock; Dowels up to 3" long; - 1/2" shank for drill in press, lathes, horizontal drills. - For making plugs in soft and hard wood. For furniture making, finish carpentry and home shop projects. - Precisely ground inner and outer cutting edges cut through the hardest wood while maintaining an extremely sharp edge. Specification: - Material: Harden High Carbon Steel - Drill Hole Diameter: 8-40mm - Length: 140mm / 5-1/2 inch - Max. Plug Length: 70mm / 3 inch Package Includes: 1 Piece Plug Drill Bits