Klein Tools Nut Driver, Phillips, Slotted Nut Driver, Nut Driver(1/4 in 5/16 in 1/4 in 3/8 in), Phillips(No. 2),

The Klein Tools 8-in-1 HVAC slide drive screwdriver/nut driver has a unique, patented head that slides back and forth to switch from 1/4 inch to 5/16 inch magnetic hex-head screwdriver. Offers the HVAC tech the convenience of having magnetic nut drivers on a multi-bit screwdriver. It includes 1/4 inch and 3/8 inch hollow nut drivers, as well as No. 2 Phillip's, 1/8 inch (3 mm) and 1/4 inch (6 mm) slotted screwdriver tips.

Thumb nut locks tip setting
It has cushion grip handle for greater torque and comfort