Busch 4203 4 Groove Carbide Twist Drills on 3/32" Shanks .70mm-1.60mm - Kit of 10 Chains Stainless steel storage container with

Stainless steel storage container with non-marking Delrin™ lid and bottom

this is the 230V export version supplied with a North American 3-prong plug

Spearhead High Speed Steel (HSS) Bud Burs are hand cut by expert craftsmen in the USA

Graduated scale marked in millimeters from 0–100mm

Compatible with pearl drills and standard twist drills

Busch 4203 4 Groove Carbide Twist Drills on 3/32" Shanks .70mm-1.60mm - Kit of 10 Chains Stainless steel storage container withThese Busch 4203 carbide twist drills feature a 4 groove design optimized for cutting softer organic materials such as coral and pearls. Mounted on 3 32" shanks, this kit provides ten drills ranging from 0. 70mm to 1. 60mm, offering a complete size progression for fine drilling work. The 4 groove geometry delivers outstanding service life when used correctly and within recommended operating parameters. For best results and longest tool life, use these