49-66-4517 3PK 1/2IN MAG 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 chamferred edge to allow for fastening in tight spaces.