3/8" Drive x 21mm Deep Screwdriver Sets Set contains the following sizes:

Set contains the following sizes: Fractional Sizes: 7/16

smooth finish provides resistance against rust and corrosion

12 piece Master Tamper Proof Torx Set includes 1/4" drive in T10

Standard 6-point design for use with 3/4" drive tools

45050 screw pad

3/8" Drive x 21mm Deep Screwdriver Sets Set contains the following sizes:Features and Benefits of 3 8" Drive x 21mm Deep 3 8" Drive x 21mm Deep 3 8" Drive x 21mm Deep Length 6 Point Impact Socket. Our impact sockets grip the fastener across a broader contact area, reducing chance of rounding off fasteners. They also allow up to 20% more torque to be applied than on other impact sockets. The shift in pressure allows us to reduce the socket wall thickness, increasing access to tight areas.