Description:0.4-3.2mm Keyless Electric Drill Chuck Metric Mini Drill Collet for Rotary ToolSpecification:
1#: M7x0.75mm
2#: M8x0.75mm
Clamping range: 0.4-3.2mm
Suitable for HILDA.
Features:1. Allow you to quickly and easily change accessory bits.2. Corded rotary tools without changing collet..