Klein Tools 631 Nut Driver Set, SAE, 11 32 in 1 2 in 1 4 in 3 16 in 3 8 in 5 16 in 7 16 in Tip Size 1MLX8 Waterproof Yes Waterproof Yes Inside Diameter 3 8 in 7 1 4 in Number of Pieces 7 Measurement Type SAE SAE or Metric SAE Tip Style Hex Nut Driver Handle Design Cushion Grip Nut Driver Shank Style Hollow Round Includes Reusable Plastic Container Nut Driver Handle Material Multi Component Insulated Uninsulated Uninsulated Tether Capable Tether Capable Nut Holding No Nut Driver Handle Color Yellow with Black Grip ESD Safe No Insulated No Screwdriver and Nut Driver Grouping Nut Driver Sets Bit Style Nut Driver Magnetic Nonmagnetic Nonmagnetic Nut Driver Shank Material Steel Handle Type Ergonomic Shank Shape Round Handle Material Multicomponent Standards ANSI 7 1 4 in Shank Length 3 in Shank Diameter 1 4 in