- For use with sheet metal screws and other hexagonal fasteners
- Chrome vanadium steel for extreme durability
- Lobular design reduces the stripping of the corners of the nut
- Extra-strength magnet is secured in place with splined brass bushing
- 1/4" power hex shank, all bits are 2-9/16” long
- Includes: 1/4", 5/16”, 3/8”, 7/16”, 1/2" nut setters and magnetic 3” long guide driver with plastic storage case
