Woodline USA WL-2014 13-Piece 1/2-Inch Shank Dovetail Set 13-piece 1/2-inch shank dovetail set perfect for users of Inca jig systems and standard dovetail jigs Euro anti-kickback design Industrial carbide-tipped bits; rugged 1/2-inch shanks 10 dovetail bits; 3 straight bits Lifetime warranty