01428 685902 Tracklink

A777 HSCo Heavy-Duty Jobber Drill 1/8in OL:65mm WL:36mm

Ref: DOR18COB

£6.81 £2.55 excl. VAT £3.06 inc. VAT
Only UK orders accepted

A777 Imperial 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 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 to NAS 907 Areospace Specification type P3 Point)

Surface Treatment: Bronze
Material: HSCo Cobalt steel

DIN 338 RN / BS328 / ISO 235

Tip diameter: 1/8in.
Working length: 36mm.
Overall length: 65mm.

Our
Accreditations

Our
News