Carkio Keyless Drill Chuck with 1/2 Inch Socket Square Female Adapter, Quick Change Converter Conversion Tool with 1/2-20UNF Threaded Mount to Hold 0.08"-0.5"(2-13mm)

Compatibility: Excellent chuck, compatible with most electric drill models. 1 / 2-inch square female socket adapter for easy conversion of electric impact wrenches to drill bits. Easy to Operate: No chuck key, just hold and turn manually to tighten or loosen the chuck. Scope of Application: The traditional three-jaw design can easily fix a round shank drill with a diameter of 2mm to 13mm (0.08-0.5"). The installation range is 1 / 2-20UNF. Material: made of carbon steel and PC plastic, with extremely high durability. Satisfaction Guarantee: Quality to reach 100% is our pursuit of the direction of efforts. If you are dissatisfied with any of the goods received after purchase, we accept the full refund unconditionally within one months.