General description This Faithfull Professional HSS Jobber Drill Bit is designed for professional use, offering high performance and durability. It is suitable for drilling into a variety of materials including alloy steels, carbon steels, cast iron, hardened alloy steels, and stainless steels. Technical specifications Tip Diameter: 11.5mm Working Length: 92mm Overall Length: 142mm Material: M2 grade steel Standard: DIN 338 Point Type: 135° non-slip split point Other information Drill bits are priced individually but supplied only in bulk packs. Sizes up to and including 9mm are supplied in packs of 10. Larger sizes are supplied in packs of 5.