Sealey Premier Spline Impact Bit & Holder Set 1/2"Sq Drive 9pc Features: 1/2"Sq Drive Chrome Molybdenum steel bit holder with S2 steel bits. Phosphate finish for corrosion resistance. Suitable for use with any impact tool. Supplied in storage tray. Technical Details: • 1/2"Sq Drive Chrome Molybdenum steel bit holder with S2 steel bits. • Phosphate finish for corrosion resistance. • Suitable for use with any impact tool. • Contents: 1/2"Sq Drive Bit Holder, Spline Bits; M6, M8, M9, M10, M12, M14, M16, M18. • Supplied in storage tray. • Lifetime guarantee*. • Model No. AK5611 • Model No. AK5611 Additional Information: • One of a comprehensive range of Premier Hand Tools, suitable for daily professional use. • 1/2"Sq Drive Chrome Molybdenum steel bit holder with S2 steel bits. • Phosphate finish for corrosion resistance. • Suitable for use with any impact tool. • Contents: 1/2"Sq Drive Bit Holder, Bits; M6, M8, M9, M10, M12, M14, M16, M18. • Supplied in storage tray. • Lifetime