The 49-66-4525 Milwaukee SHOCKWAVE 1-7/8'' Magnetic Nut Driver 3/8'' is engineered for extreme durability and up to 30x 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. 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.