AS TOOL CENTER 3 Pieces Magnetic Extension Chuck Adapter, 1/4 Inch Hex Shank Quick Screwdriver Bit Holder Set for Screws, Nuts and Handheld Driver,
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Quick Change And Release System Allows You To Quickly Install, Lock And Unlock The Bit Easily1/4"(6.35mm) Hex Shank Without Magnetic, Perfect For Drill, Screwdriver, Batch Head And Other To Transfer3 Different Length: 2"(60mm),4"(100)Mm,6"(150mm), Meet Your Various Length Needs For Extending Single Head Screwdriver BitsInterface Has A Locking Mechanism, Built-Have Magnetic, Design For Locking The Screwdriver Bits More Tightly, Automatically Pop Up Batch Head
