A777 HSCo Heavy-Duty Jobber Drill 4.20mm OL:75mm WL:43mm
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
- Delivery 2-4 working days (Mon-Sat delivery between 08:00 and 17:00)
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Description
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 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 Aerospace Specification type P3 Point)
Surface Treatment: Bronze
Material: HSCo Cobalt steel
DIN 338 RN / BS328 / ISO 235
Additional information
| Weight | 0.007 kg |
|---|---|
| Dimensions | 0.5 × 0.5 × 7.5 cm |
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