1/5pc Screwdriver Bit Adapter Micro Inserts Bits 1/4 6.35mm Adapter To 4mm Hex Holder Insert Screwdriver Drill Bit Socket Wrench

High-concerned chemical : None Features : Dismountable Screw Head Size : round Origin : Mainland China Model Number : Screwdriver bit Adapter Brand Name : HELTC Material : Steel Magnetic : Yes