The Nut Driver and Bit is a handy tool for fastening and loosening nuts and bolts. It features a hardened steel tip that fits into the head of any nut or bolt, making it easier to apply torque and grip the head. It also has precision-machined grooves on the shaft that make it easier to grip and turn, even with gloved hands. The Nut Driver and Bit is an essential tool for any tradesperson who needs to quickly and accurately tighten or loosen nuts and bolts.