Dormer A777 Hsco Cobalt Heavy-duty Jobber Drill Bits Metric

- A777 Metric Cobalt Jobber Drill Bits have a heavy-duty, 135° split point for use when greater heat is generated during drilling, e.g on higher tensile tougher materials and in particular the Aerospace Industry. - Specification Flute Geometry: Standard Helix, Right hand spiral, Thick WebPoint Angle: 0.30 mm - 0.95 mm 118° Conical point1.00 mm to 1.40 mm inclusive 135° 4 facet point1.50 mm and above 135° split point sizes (Split point geometry to NAS 907 Aerospace Specification type P3 Point) Surface Treatment: BronzeMaterial: HSCo Cobalt steel DIN 338 RN / BS328 / ISO 235. - UK size :12.00mm, FR Size :12.00mm, ES Size : 12.00mm , DE Size: 12.00mm, IT size: 12.00mm, US & CA Size: 12.00mm . - Code: UTTK7815