Faithfull · Cobalt Drill Bits

Faithfull Cobalt Jobber Drill Bit

This 11mm Faithfull Professional Cobalt Jobber Drill Bit is supplied individually, representing a popular size for substantial drilling operations in professional metalworking environments. The 11mm diameter is commonly specified for mounting bolts, dowels and structural fixings in steel fabrication, heavy engineering and industrial maintenance applications. Manufactured from premium M35 HSSE grade steel with 5% cobalt content, this bit delivers exceptional performance and extended tool life when working with demanding materials. The 5% cobalt additive provides superior heat resistance, allowing the bit to maintain its hardness and cutting edge during prolonged drilling operations in abrasive and high-temperature materials. Featuring a fully ground finish and precision 135° non-slip split point, this drill bit ensures accurate centring and reduces walking on hard surfaces. Produced in accordance to DIN 388 standards for guaranteed high precision tolerances and geometric accuracy. Perfect for heavy-duty industrial work in alloy steels, carbon steels, cast iron, hardened alloy steels, stainless steels, high temperature alloys, titanium alloy, high strength steel and carbon fibre composite materials. Features and Benefits: • 11mm diameter supplied as single unit • 5% cobalt for exceptional heat resistance • Fully ground precision construction • 135° split point prevents walking • DIN 388 compliant quality assurance Specifications: Tip Diameter (mm): 11.0 Overall Length (mm): 142 Pack Qty.: 1 Diameter: 11mm. Working Length: Pack Size: 1.

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