1mm Drill Bit, 20PCS Lapidary Drill Bits for Glass, Jewelry, Ceramic, Jade, Agate, Amber and Semiconductor Materials MWEDP keeping your hands cool and

keeping your hands cool and reducing discomfort

Double Doors and More

It provides anti-collision

【EASY TO STORE】All cable and bolt cutters are placed in a carrying bag with zipper

Folding handle that does not get in the way

1mm Drill Bit, 20PCS Lapidary Drill Bits for Glass, Jewelry, Ceramic, Jade, Agate, Amber and Semiconductor Materials MWEDP keeping your hands cool andPACKAGE & SPECIFICATIONS: Contains 20 1mm drill bits (0. 04in head diameter) with 1. 4in total length. Features 0. 6mm 0. 02in shank diameter and 4g lightweight design CONSTRUCTION: Drill bits for glass is made with powder coating, which has long service life DRILL BITS FOR STONE: Designed for use with drilling machines requiring 20000 RPM (36mm 1. 4in length). Optimal performance achieved when used with cold water cooling system DRILLING PERFORMANCE: