A84X-24PCS Bit Holders Keychain, 1/4 Inch Hex Shank Bit Holders, Quick-Change Design For Nut Driver, Screwdriver & Drill Bits

High-concerned chemical : None Screw Head Size : I750235849 Origin : Mainland China Material : Iron-nickel Alloy Specification 1 : Bit Holders Keychain Specification 2 : Hex Shank Bit Holder Specification 3 : quick change keychain Specification 4 : drill bit socket adapter Specification 5 : bit holder