This 20pcs nut drive set is forged from high hardness chrome vanadium steel. The surface is treated with anti-corrosion sand blasting. After the whole high temperature quenching heat treatment, the product has high hardness and is durable.

10PCS SAE：5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2.

10PCS Metric: 4mm,5 mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm.

The sleeve uses a universal 1/4 "hex shank for a variety of quick-change chucks, various flashlights, and screwdrivers.

Its widely used in electric drills, screwdrivers, impact drills, household DIY, auto parts, woodworking, professional machinery maintenance and other fields.

1x power nut driver set

 

will be send by letter so no tracking. if need tracking, need to pay $7.5 extra