Brand Name: DeWalt *Size: 5/16 in. *Length: 1-7/8 in. *Product Type: Magnetic Nut Driver *Material: Heat-Treated Steel *Number in Package: 1 pc. *Shank Type: Hex Shank *Packaging Type: Carded *Impact Rated: No *Magnetic: Yes *Shank Diameter: 5/16 in. *Discovery ACC, CON, NBR, SUP, EXP