Premium Material: Highly durable impact driver set pieces in this tool set are made of chrome vanadium steel with a black phosphate coating
Strong Magnet: Powerful magnetizer design reinforces a secure lock and retention on bits during nuts and bolts fastener application when used with an impact wrench
Quick Change: Nut driver set for impact drill is a 1/4-inch quick change hex shank nut drivers that securely inserts into drivers for immediate use
Clear Identification: Each impact nut driver has clearly marked sizes for easy identification. This feature saves you time and increases efficiency, allowing you to quickly find the right tool for the job without hassle
Versatile Size Range: Nut driver setter kit comes with red bit holder and six 1/4-inch hex shank nut drivers in the following SAE sizes: 1/4, 5/16, 3/8, 7/16, 1/2, 9/16-inch