Mesee 3 Pcs Self-locking Drill Bit Holder 50mm, 1/4 Inch Hex Shank Extension Rod Screwdriver Bit Holder Set Quick Release Chuck Adapter Connector for

Mesee 3 Pcs Self-locking Drill Bit Holder 50mm, 1/4 Inch Hex Shank Extension Rod Screwdriver Bit Holder Set Quick Release Chuck Adapter Connector for

Overall Length: 50mm(2 inch); Hex Shank Diameter: 6.35mm(1/4 inch) Built-in stable lock and high-efficiency spring, easy to lock the screwdriver bit or drill bit more tightly. Fast quick release system, automatically pop up batch head, help you quickly install and change screwdriver bits, improve work efficiency. Hexagonal Shank Quick Coupling, Fit power drills chuck, 1/4" impact drivers and hand-held drivers. Used for screwdriver bits, drill, batch head and other tools for the conversion. Please Note: These drill bit extender holders are not magnetic! Only suitable for single hex shank drill bit, NOT suitable for double head screwdriver bits!