Tools
Cutting Tools
Countersinks, Plug Cutters & Screwsinks
90° Straight Shank Countersinks (DIN 335)
Quick Code: BB-286252
Dormer G106 20.5mm Countersink with Tri-Flat shank - 90 Deg
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Product Specification
Finish
Bright (Uncoated)
Flute Length
12.9mm
Material
HSS
Nominal Diameter
20.50mm
Overall Length
63mm
Quick Order Code
BB-286252
Product Description
Countersink with 3-flutes, 90° chamfering angle, maximum diameter 20.50mm with an overall length of 63mm and a head length of 12.9mm and 10mm tri-flat shank, according to DIN 335 C standard to produce a conical seat for ISO Metric countersunk-head screws with a minium hole diameter of 3.50mm, HSS with standard bright finish for machining free machining, plain carbon and alloy steel, grey cast-iron, copper or copper alloys.
