Narex Czech Steel 4 piece set 8 mm (5/16"), 10 mm (3/8"), 16 mm (5/8") , 32 mm (1 1/4") mm Woodworking Chisels 863110 Made by a small tool manufacturer in the Czech Republic Blades are made from fine-grained, nicely tempered chrome-manganese steel and hardened to Rc 59 Contains the following sizes: 8 mm (5/16"), 10 mm (3/8"), 16 mm (5/8") , 32 mm (1 1/4") mm Bevel ground at a 25 degree bevel. Handles are made from laquered European Beechwood