ToolUSA Jeweler's Alloy Steel Doming Block, Hammer And Punch Set: KIT-TJ9810 Dapping Block - 15 Sizes Of Circles, 5 Cylinder Grooves, 6 "v" Shaped Grooves - 2 By 2 Inches 2 By 2 Inch Block Made Of Polished Alloy Steel For Durability And Long Lasting Use 16 Oz. Rubber Mallet With Rubber Sure-grip - Dampens The Noise So It's Easy On Your Ears 12 Pc Dapping Set With 4 - 13 Mm Sized Spheres Make Interesting Shapes And Designs With Metal With This All In 1 Set!