Dormer A7774.2 A777 Hsco Heavy-Duty Jobber Drill 4.20Mm Ol:75Mm Wl:43Mm
Special Price
£4.69
£3.91
List Price
£10.84
In stock
SKU
PTDDOR420COB
Tip diameter: 4.20mm
Working length: 43mm.
Overall length: 75mm.
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Details
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 steelDIN 338 RN / BS328 / ISO 235
Tip diameter: 4.20mm
Working length: 43mm.
Overall length: 75mm.PTDDOR420COB
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More Information
More Information Condition New SKU PTDDOR420COB Weight 0.007000 Manufacturer Dormer Manufacturers Part Number DOR420COB Promo ID 0 Retailer Barcode 7320760375129 Package Height (cm) 0.5 Package Width (cm) 7.5 Package Length (cm) 0.5 Bullet 1 Proven reliable Dormer technology Bullet 2 Lightweight construction at just 0.007 Kg Bullet 3 High performance for the home or tradesman Bullet 4 Material: HSCo Cobalt steel -
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