New 6PK Master Mechanic 442616 Magnetic Nut Driver/Setter 3/8 x 1-7/8

Hardened and tempered for a longer life and make quick work of any fastener project. Handles tough torque applications. For driving self drilling screws & other fasteners. 3/8 x 1-7/8 1/4 Shank Easy to use Hardened and tempered for longer life Handles tough torque applications For driving self drilling screws & other fasteners.