This small flat dapping block is great for jewelry making and metalworking. The smooth dapping block half-sphere cavities help to form perfect dome shapes without leaving any machining mark on metal. The thick chamfer of doming block edges makes it more comfortable to hold. The vibration-absorbing rubber base reduces vibration while hammering for improved user comfort. This dapping kit is ideal for professional jewelers as well as for beginners & hobbyists use. MATERIAL: Made of mild steel for durability and long life. Machined in CNC machine for perfect round shape SPECIALITY: Heat treated to become tougher and stronger BENEFITS: Vibration absorbing base reduce vibration for improved user comfort