Busch Ball Bur - ISO 025
Made of the finest tungsten vanadium steel giving each bur strength and durability. The teeth are precisionmachined and uniformly spaced so cutting is accurate and smooth. Suitable for use on precious metals, mild steel, bronze, copper, aluminum, wood, plastic, and wax. Shank length . 1 3/4". All burs have 3/32" diameter shanks. Made in Germany.