A Hex Shank with a Screwdriver Tip at One or Both Ends to Loosen and Tighten Fasteners; Designed for Use with Hand or Power-Driven Screwdrivers; Spring-Loaded, Ball Bearing Bit Assembly Grasps Bit Snugly Every Time; Solid Steel Shaft Runs the Full Length of the Driver for Balance and Strength; Palm Saving Rotating Cap Covers Easy Access Bit Compartment

Specifications:

Screwdriver Bit Type: Spanner Bit
Size: #10 to #12
Shank Type: Hex
Shank Diameter: 1/4 Inch
Width Across Flat: 1/4 Inch
Overall Length: 2 Inch
Material: Steel