DORMER A777 HSCo Cobalt Heavy-duty Jobber Drill Bits Metric - 135° Split Point - Steel - New

DORMER

Upgrade your drilling capabilities with DORMER A777 Metric Cobalt Jobber Drill Bits. Engineered for heavy-duty applications, these bits feature a 135° split point designed for superior performance when drilling tougher materials, especially in the Aerospace Industry where high heat generation is common. The drill bits boast a standard helix, right-hand spiral flute geometry with a thick web for enhanced durability. Available in various point angles starting from 118° conical point for smaller sizes (0.30 mm - 0.95 mm) and progressing to a 135° 4-facet point for sizes 1.00 mm to 1.40 mm, and a 135° split point (NAS 907 Aerospace Specification type P3) for 1.50 mm and above. Manufactured from high-speed cobalt steel (HSCo) and meeting DIN 338 RN / BS328 / ISO 235 standards, these bits offer exceptional heat resistance and strength. The bronze surface treatment further enhances their longevity and performance. Ideal for professionals and DIY enthusiasts seeking reliable and robust drill bits for demanding tasks. Product Summary: DORMER A777 Metric Cobalt Jobber Drill Bits, Heavy-duty, 135° Split Point, HSCo Cobalt Steel, DIN 338 RN, Aerospace Specification, New.