This dapping punch and block set is ideal for doming metals. This set includes 21 steel dapping punches ranging from 3-43 mm in diameter; a dapping block cube with 18 half-sphere depressions ranging from 3 - 45 mm in diameter, and a hardwood stand to hold all the pieces. Each dapping punch has its size engraved on it. All punches are made of well-polished tool hardened steel and are matched with the depression sizes on the dapping block. The dapping block is made of polished tool hardened steel and measures 2.5 x 2.5 x 2.5 inches. Punch sizes in millimeters - 3,4,5,6,7,8,9,10,11,12,13,15,17,19,21,24,28,30,33,38,43 Depression sizes on dapping block in millimeters - 4,5,6,7,8,9,10,11,12,13,14,16,18,20,22,25,29,32,35,40,45