Extra strength magnets for strong bit retention. Heat-treated to resist breakage and wear. Shock-resistant tool steel for maximum durability. Includes one each of 1/4 in, 5/16 in and 3/8 in.

For use with a power drill. Set includes one each of 7/16 in, 3/8 in, 5/16 in and 1/4 in nut driver.

Milwaukee? SHOCKWAVE Impact Duty? magnetic nut drivers are engineered for extreme durability and up to 10X life. Made from proprietary steel and heat-treated to control hardness, the SHOCKWAVE Impact Duty? magnetic nut drivers feature a powerful magnet allowing for a secure grip and unyielding bit engagement. The bits feature color-coded rings for quick and easy size identification and a chamfered edge to allow for fastening in tight spaces. Broadly targeting cordless users, the SHOCKWAVE Impact Duty? accessory line is not only ideal for heavy-duty impact applications, but delivers a full system solution for all the user's drilling and fastening needs.

Made of high-quality S2 tool steel. Hex shank of size 1/4 in. Includes one each of 1/4 in, 5/16 in, 3/8 in and 7/16 in.

Milwaukee? SHOCKWAVE Impact Duty? magnetic nut drivers are engineered for extreme durability and up to 10X life. Made from proprietary steel and heat-treated to control hardness, the SHOCKWAVE Impact Duty? magnetic nut drivers feature a powerful magnet allowing for a secure grip and unyielding bit engagement. The bits feature color-coded rings for quick and easy size identification and a chamfered edge to allow for fastening in tight spaces. Broadly targeting cordless users, the SHOCKWAVE Impact Duty? accessory line is not only ideal for heavy-duty impact applications, but delivers a full system solution for all the user's drilling and fastening needs.

Milwaukee? SHOCKWAVE Impact Duty? insert magnetic nut drivers are engineered for extreme durability and up to 10X life. Made from proprietary steel and heat-treated to control hardness, the SHOCKWAVE? impact-duty magnetic nut drivers feature a powerful magnet allowing for a secure grip and unyielding bit engagement. The bits feature color-coded rings for quick and easy size identification and a chamfered edge to allow for fastening in tight spaces. Designed for use with Milwaukee? SHOCKWAVE magnetic bit tip holders 2.36 in, 3 in, 6 in, 12 in, 30 deg Knuckle? pivoting bit holder and all bit tip holders.

Excellent for tight spaces and corners, DeWALT? IMPACT READY? pivoting nut drivers pivot up to 20 deg to fit into tight spaces and corners. Recessed corners enable users to drive on flats, minimizing shavings to maintain a clean work area. An industrial-strength magnet maximizes fastener retention. Designed for impact drivers and wrenches.