The 2.35 round shank universal screwdriver easily clips into the power screwdriver. Instantly converts impact driver to hold quick-change drill and screwdriver bits - Use in automotive, garages, warehouses, offices, home, etc. Grips extra-fine bits from 0.3mm to 3.4mm, can hold many rotary tool accessories. Three-jaw chuck securely holds round shank drill bits; full aluminum alloy body and removable connecting rod. Convenient, safe, and fast. Keyless chuck converter to go from driving to drilling in seconds. Allows the impact driver to function as a regular drill and hold quick-change drill bits. Features: Ideal for: Electric grinder. Type: Chuck adapter. Material: Aluminum alloy. Chuck diameter: 0.3-3.4mm. Connecting rod diameter: 2.35mm. Features: Available in electric sander, nail machine, engraving machine. Allows connecting rod power tools to use conventional drill bits. Instantly converts the impact driver to hold quick-change drill bits and screwdriver bits. Note: Please allow 0-1cm error due to manual measurement. to 5 mm, which is completely normal. The color of the item may vary from the photo depending on the display and brightness settings of your computer. Package: 1 x 0.3-3.4 mm drill chuck