Features: ? 6.3mm Hex Shank: With 6.3mm(1/4inch) hex shank, they are widely used on air screwdrivers, electric drills, etc. ? Special Blue Treatment Surface: The surface is processed by special blue treatment, not easy to rust. ? Easy to Choose Bit Type: The type of the bit is printed on the surface, easy to choose the one you need. ? S2 Alloy Steel Material: These bits are made of S2 alloy steel material, large moment of force and high toughness. ? Not Slip: The magnetic head of the bit is convenient to use and not slip.
Specification: Material: S2 alloy steel Size: SL4mm Hex Shank: 6.3mm / (1/4inch) Length: 50mm / 1.97inch Weight: 89g
Package Includes: 10 x Screwdriver Bits