Busch 4203 4 Groove Carbide Twist Drills on 3/32" Shanks .70mm to 2.30mm Meco Midget Torch 8" (200mm) Available Cuts 00

8" (200mm) Available Cuts 00 – Extra Coarse

Otto Frei stocks genuine Swiss-made Crossing Needle Files (LA2403) and Crossing Escapement Files (LE3009) from Glardon-Vallorbe

and engraving

Three extra pre-filters

Can be broken into smaller pieces for use with compatible micro handpieces

Busch 4203 4 Groove Carbide Twist Drills on 3/32" Shanks .70mm to 2.30mm Meco Midget Torch 8" (200mm) Available Cuts 00The 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