Busch 4203 4 Groove Carbide Twist Drills on 3/32" Shanks .70mm to 2.30mm Prop 65 - Ceramic 00 mm) is thinner than

00 mm) is thinner than 16 gauge (1

and larger tools

Compatible with single station and double station Quatro polishing systems

and exceptional longevity

Busch 4203 4 Groove Carbide Twist Drills on 3/32" Shanks .70mm to 2.30mm Prop 65 - Ceramic 00 mm) is thinner thanThe Busch 4203 series carbide twist drills feature a 4 groove design optimized for cutting softer organic materials such as coral and pearls. Mounted on 3 32" shanks, these drills are available in 13 sizes ranging from 0. 70mm to 2. 30mm, making them a versatile addition to any jeweler's or craftsperson's drill collection. Sold individually, each drill delivers outstanding service life when used correctly. For best results and longest tool life, use