SE JT3412DB 1-1/2" x 1-1/2" Brass Square Dapping Block 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 (1-1/4") The block measures approximately 1-1/2" x 1-1/2" x 1-1/2" (38 x 38 x 38 mm)