Faithfull · Cobalt Drill Bits

Faithfull HSSE M35 Cobalt Impact Drill Bit

This 4mm Faithfull HSSE M35 Cobalt Quick-Change Impact Drill Bit is perfectly sized for medium-duty metalworking applications. The 4mm diameter is ideal for creating pilot holes for larger fixings, drilling mounting holes in steel plates, and general fabrication work where precision and durability are essential. Featuring revolutionary tip design with 7 cutting edges and 3 peaks, this bit offers super-accurate self-centring and drills twice as fast as conventional split point bits. Manufactured from M35 HSSE grade steel with 5% cobalt content for increased heat resistance, it delivers exceptional cutting performance with minimal burr formation. The protruding centre tip acts as a pilot drill, preventing wandering and ensuring precise hole placement. Impact rated with a 1/4in quick-change shank for use in impact drivers, this bit is produced to DIN 338 and DIN 3126-E6.3 standards. It offers up to 10 times longer life in mild steel and excels in heavy-duty industrial work across alloy steels, stainless steels, cast iron, titanium alloy, and carbon fibre composites. Features and Benefits: • 4mm diameter for medium-duty applications • 7 cutting edges and 3 peaks for superior performance • Super-accurate self-centring capability • M35 HSSE with 5% cobalt content • Impact rated with quick-change shank Specifications: Tip Diameter (mm): 4.0 Working Length (mm): 43 Overall Length (mm): 91 Pack Qty.: 1 Pack Quantity: 1.

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