Descriptions:
These screwdriver bits are adopted of high quality S2 alloy steel, which is anti-impact and tough, great wear resistant. Magnetic head, so they can fixed on the screw firmly.

Features:
These screwdriver bits are magnetic head, so they can fixed on the screw firmly.
Adopted of high quality S2 alloy steel, which is anti-impact and tough, great wear resistant.
With 1/4" hex shank, they are widely used on electric screwdrivers, hand screwdrivers, electric drills, etc.
This product includes 5 pcs security star screwdriver bits in different sizes, so is convenient to meet your varied requirements.
Suitable for professional maintenance personnel, computer maintenance, camera maintenance, eyeglasses maintenance, instrument maintenance.

Specifications:
Material: S2 alloy steel
Hex shank size: 6.35 mm/(1/4")
The total length: 150mm/5.91inch
Bit size: T10 T15 T20 T25 T30
T10: 4.0mm
T15: 4.5mm
T20: 5mm
T25: 5.5mm
T30: 6mm

Head type: security star
Weight: 129g

Package Included:
5 x Screwdriver Bits