Easy to install and disassemble, more convenient and labor-saving
Features:
*100% brand new and high quality.
*Keyless drill chuck for mini power drill, electric grinder.
*0.3-3.6mm clamping capacity, easily clamp different size of drill bits.
*Easily locks onto and releases drill bits.
*Allows hex drive power drill to use conventional drill bits.

Specification:
Type:Keyless Drill Chuck
Clamping Capacity: 0.3-3.6mm
Driver Shank: 1/4"(6.35mm) Hex Shank
Tips:Application Range: Suitable for electric grinder and electric drill of power less than 700W

Package list:4 * Drill Chuck