Impact Duty Magnetic Nut Drivers are engineered for extreme durability and up to
20X life. They are made from 40CR Steel that maximizes resistance to wear and
shock. The Nut Drivers feature a powerful magnet allowing for and unyielding bit
engagement. The bits feature red-coded Rings for quick and easy identification
and chamfered edges to allow for fastening in tight spaces. P.I.T Impact Duty Nut
Drivers offer extreme durability for even the most demanding applications.