Skip to contentMackay All
Cookieshelp us to give you the best experience on our website. By continuing to use our website we'll assume that you agree to our use of cookies. or Learn more

heavy-duty Cobalt jobber drill for use when greater heat isgenerated during drilling, e.g on higher tensile tougher materialsand in particular the Aerospace Industry.

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

Surface Treatment: Bronze
Material: HSCo Cobalt steel

DIN 338 RN / BS328 / ISO235

Not available in store
DescriptionCodePriceINC VATBasket
Dormer A777 8.60mm Hs Cobalt Jobber DrillDOR850COB£27.84
Dormer A777 8.60mm Hs Cobalt Jobber Drill