Dormer DOR1300COB A777 HSCo Heavy-Duty Jobber Drill 13.00mm OL:151mm WL:101mm

Dormer DOR1300COB A777 HSCo Heavy-Duty Jobber Drill 13.00mm OL:151mm WL:101mmA777 Metric Cobalt Jobber Drill Bits have a heavy-duty 135 degree; 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 degree; Conical point1.00 mm to 1.40 mm inclusive 135 degree; 4 facet point1.50 mm and above 135 degree; split point sizes (Split point geometry to NAS 907 Areospace Specification type P3 Point) Surface Treatment: BronzeMaterial: HSCo Cobalt steel DIN 338 RN / BS328 / ISO 235Tip diameter: 13.0mmWorking length: 101mm.Overall length: 151mm.