The nut driver uses a magnet to help retain bits in your drill. This nut driver is made from steel treated with an advanced hardening process for durability. SKU: 43092687 MFG: DW2227 Shop more products by DeWalt. SHARE Share on Facebook Tweet on Twitter Share on Google+ Pin on Pinterest Free shipping over $35 Sold out $7.96 Quantity Sold Out Sold out Request a Bulk Quote Thank you for your quote request. We will be in touch. DETAILS Description DESCRIPTION Highlights: Length : 1-7/8" Drive Size : 7/16" Shank Diameter : 1/4" Material : Heat-Treated Steel Shank type : Quick-Change Hex Shank Patented geometry reduces rounding of the Hex Extra strength magnet for superior bit retention Advanced hardening process provides maximum durability Ideal for driving and loosening fasteners Impact Rated : Yes Carded Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. FEATURES MFR: DW2227 SKU: 43092687 UPC: 028877503165 Brand: DeWalt