tooloflife Universal Mini Three-Jaw Drill Chuck for Drill Machines Lathes Hand Tools Long/Short Black

Features: - Easy to use and install - Conveniently safely & quickly - Easily locks onto and releases drill bits - Keyless chuck finger-tightens for easy bit changes - Universal chuck Mini Quick Change Keyless Chuck - Allows drive power tools to use conventional drill bits - Unlimited Use in Automotives Garages Warehouses Offices Homes Etc - Instantly convert impact driver to hold non-quick change drill & driver bits - Chuck allows quick and easy accessory changes without changing collets Easy to use and install. Specifications: - Range: 0.3 to 3.2mm - Material: Aluminium alloy - Pitch: 0.75mm - Model: M8x0.75 (long) / M8x0.75 (short) / M7x0.75 (long) / M7x0.75 (short) How to choose the length of the chuck: 1 The meaning of the M7x0.75/M8x0.75 M7/M8 refers to the Dremel grinding machine shaft outer diameter is 7mm/8mm 0.75 is screw thread pitch is 0.75mm your Dremel grinding machine shaft outer diameter measurements is 7mm or 8mm you can consider it. 2 If your drill rod diameter is relatively small you can choose the long type 3 If your drill rod diameter is relatively large size (close to 3.2mm) long and short also can be used. Package Content: 1 x Mini drill chuck