Busch Ball Bur Kit of 30 Pieces on 3/32 Shanks-0.50mm to 5.00mm Engraving & Stonesetting 4 mm) Overall Length 5-1/2"

4 mm) Overall Length 5-1/2" (140 mm) Maximum Wire Capacity 18 gauge (1

and a zinc-plated heavy-duty air pressure regulator with an easy-to-read dial gives you precise control over injection pressure

Detachable wood handle

Fourteen steel round cylinders are matched to the half-round grooves

Versatile base for custom sharpening and honing applications

Busch Ball Bur Kit of 30 Pieces on 3/32 Shanks-0.50mm to 5.00mm Engraving & Stonesetting 4 mm) Overall Length 5-1/2"This 30 piece Busch Ball Bur Kit provides a complete range of the most widely used ball bur sizes for professional jewelry work. Precision machine made from tungsten vanadium steel, these burs cut precious metals smoothly and cleanly with minimal chatter or drag. With one bur in each size from 0. 50 mm to 5. 00 mm, this set keeps the exact diameter you need close at hand. Features Complete set with one bur in each size from 0. 505. 00 mm Ball (round)