SE Brass Dapping Block w/ 12 pc. Steel Punch Set This is a new brass dapping block The depressions have a smooth finish that are great for shaping metal The half spheres are precision machined and hardened to perfection Has various sized depressions that measure up to approximately 31.75 mm (1.25") The block measures approximately 1 1/2" x 1 1/2" x 1 1/2" (38 x 38 x 38 mm)