Widely used in in electric drills, screwdrivers, impact drills, household DIY, auto parts, woodworking, professional machinery maintenance and other fields. 1/4 drive hex shank nut driver 2-packed set includes 3 lengths: 6mm, 8mm, 10mm. We provide assured with a 1-year warranty and meets to ANSI standards FTIHTRY 39PCS Magnetic Nut Driver Set, Fully Magnetic, 1/4 Quick-Change Hex Shank, SAE & Metric Power Nuts Driver Drill Bit Tools Set,Cr-V Steel Top 5 Best Nut Driver Set For Impact Drill (Editor's Tips) of 2025 Impact Drill Nut Driver Bits 39Pcs Agnetic Nut Driver Set For Ipact Drill, Etric & SAE ... - Shein 5.5mm Socket ANTI-DROPPING: The leaflet design head fastener with rounded edges grabs the nut from the side rather than the corner to prevent peeling and extend the life. 39PCS Magnetic Nut Driver Set for Impact Drill, Includes Metric & SAE Impac CR-V STEEL: this magnet nut drive set is forged from high hardness chrome vanadium steel. ALL MAGNET SET INCLUDE: set contains 15 pieces 65MM MAGNETIC nut drivers (6-14mm&1/4-9/16),20 pieces 48MM MAGNETIC nut drivers(4-12mm&5/32-1/2), ,3piece drill bit adapter and 1pc drill bit extension.