Milwaukee 49-66-4533 Shockwave Impact Duty 5/16" x 2-9/16" Magnetic Nut Driver

- Engineered with the Most Durable Magnet to withstand heavy duty applications throughout the life of the nut driver

- Securely holds screws during application set-up providing unyielding bit engagement

- Made from heat treated custom alloy76 steel to control hardness for extended bit life

- The optimized schock zone absorbs peak torque and prevents bit breakage

- Feature a chamfered edge for maximum screw-head engagement while the improved hex geometry allows for the best fit and reduced stripping during use

- The nut drivers also feature color-coded bands that aid with selecting the right diameter

- Designed for use with impact drivers and drill drivers