Swiss Advance Stone Setting Bur Kit of 30 Pieces Burnout Ovens Each insert is ground and

Each insert is ground and polished to an ultra-smooth finish

Inside diameter of approximately 0

while still being capable of handling larger jobs such as casting silver and gold or annealing metal

and M-123) are suited for sinking round sheet metal

Best Built Super Mini 90 Magnetic Tumbler 115V

Swiss Advance Stone Setting Bur Kit of 30 Pieces Burnout Ovens Each insert is ground andThis 30 piece kit brings together the most essential Swiss made Tungsten Vanadium stone setting burs and twist drills used in professional jewelry work. Tungsten Vanadium burs are machine made to ultra high precision tolerances, producing uniformly consistent geometry that cuts precious metal smoothly and cleanly with no chatter or drag. This precision manufacturing sets them apart from High Speed Steel (HSS) burs, which are individually hand cut and