Dormer: Drill jobber HSCO, 13/32″

Description

Heavy Duty Cobalt Drill Bits
87mm flute length x 133 mm OAL

Specifications
Flute Geometry : Standard Helix, Right hand spiral, Thick Web
Point Angle : 
0.30mm – 0.95 mm 118 Conical point
1.00mm to 1.40mm inclusive 135 4 facet point
1.50mm and above 135 split point sizes (Split point geometry to NAS 907 Areospace Specification type P3 Point)

Surface Treatment : Bronze
Material : HSCo Cobalt steel

DIN 338 RN / BS328 / ISO235