Dormer A777 HSCo Heavy-Duty Jobber Drill 5/16in OL:117mm WL:75mm - DOR516COB
Product Code DOR516COB
MPN A7775/16
EAN 7320760375297
Product Code DOR516COB
MPN A7775/16
EAN 7320760375297

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.
Specifications:
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: 5/16in.
Working length: 75mm.
Overall length: 117mm.
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.