A777 HSCo Heavy-Duty Jobber Drill 3.80mm OL:75mm WL:43mm DOR380COB
£4.48
Availability: Out of stock
A777 HSCo Heavy-Duty Jobber Drill 3.80mm OL:75mm WL:43mm DOR380COB
£4.48
Availability: Out of stock
SKU:
99611-uk
Categories: Drill Bits - Metal, Drill Bits & Holesaws, TiN Coated & Cobalt Jobber Drills
Brand: Dormer
Weight(kg): 0.006
Barcode: gtin:7320760375051
Part No: A7773.8
Tariff Code: 82075060
Availability: Out of stock
Product 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 Areospace Specification type P3 Point)
Surface Treatment: Bronze
Material: HSCo Cobalt steel
DIN 338 RN / BS328 / ISO 235
Tip diameter: 3.80mm
Working length: 43mm.
Overall length: 75mm.
Weight | 6 g |
---|---|
Dimensions | 4 × 75 × 4 mm |