Home Products Power Tool Accessories Fastening Bit Holders Bit Holder Magnetic 1/4″ Insert Hex 1/4″ Shank Hex 3″ Length Bit Holder Magnetic 1/4″ Insert Hex 1/4″ Shank Hex 3″ Length (66503) Impact Pro bit holder is designed for high impact applications For use in impact or conventional drivers Fits 1/4-Inch drivers and adapters Find a Retailer Find on Amazon