Dormer A777 HSCo Heavy-Duty Jobber Drill 5.50mm OL:93mm WL:57mm - DOR550COB

Product Code: DOR550COB
In Stock Now 1 - 2 Working Days Collection / Delivery
Manufacturer Dormer
Product Code DOR550COB
MPN A7775.5
EAN 7320760375259
£9.04 inc VAT £7.54 exc VAT

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Manufacturer Dormer
Product Code DOR550COB
MPN A7775.5
EAN 7320760375259
  • Product info

    Dormer DOR550COB Details

    Dormer A777 Heavy-duty Cobalt jobber drill for use when greater heat is generated during drilling, e.g on higher tensile, tougher materials and 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 to NAS 907 Areospace Specification type P3 Point)

    Surface Treatment: Bronze
    Material: HSCo Cobalt steel

    DIN 338 RN / BS328 / ISO 235

    Tip diameter: 5.50mm
    Working length: 57mm.
    Overall length: 93mm.

  • Tech Specs
    Product Code: DOR550COB
    Manufacturer: Dormer
    Brand: Dormer
    MPN: A7775.5
    EAN: 7320760375259
  • Delivery info

    Delivery charges are calculated at the checkout. Standard delivery to England, Wales and parts of Scotland start from only £4.00 although exceptions do apply.

    More details can be found on our Delivery Information Page

    We offer a no quibble 60 day returns policy on all goods supplied, subject to a few minor exceptions such as cut cable, cylinders and toilet seats etc.

    Find out more on our Returns Policy page.