✅[Specifications] Magnetic bit holder provides convenient pick-up and retention of screws. Quick change and release system allows you quickly install, lock and unlock the bit easily. ✅[Parameters] 1/4" quick release hex shanks fit any standard size screwdriver bit, 1/4" impact drivers and hand-held drivers. ✅[Wide application] Used in the installation of pneumatic screwdriver, electric screwdriver, pneumatic drill, manual screwdriver and other installation for the hexagonal tool. ✅[Material] Made of high quality Chrome Vanadium Steel material, high hardness, non-slip, large torque, not easy to rust, very durable and has a long service life. ✅[Premium Quality&Service] High quality. All our products are extensively tested to comply with rigorous and strict QC standards. We offer a 60-day refund guarantee., Manufacturer: ArtisanShow