TEMO 25pc T-30 Torx 6 point Impact Ready 2 inch (50mmL) Length Screwdriver Insert Bits Hex Shank with Quick Release Slot 25 pc T-30 Torx 6 point Screwdriver Insert Bits in a storage box. All bits are 2" Long with 1/4" (6.35mm) Shank Industrial quality with Quick Release Slot Made of S2 steel for maximum durability. Bits are impact ready. Suitable for both hand tool and electric tool