Description
185 mm OAL x MT 4
Countersink with 3-flutes, 90° chamfering angle, maximum diameter 63.00mm with an overall length of 180mm and a head length of 28.5mm and MT 4 Morse-taper shank, according to DIN 335 D standard to produce a conical seat for ISO Metric countersunk-head screws with a minium hole diameter of 16.00mm, HSS with standard bright finish for machining free machining and plain carbon steel, copper or copper alloys
Dormer G138 HSS Countersink, 90 Degrees Morse Taper Shank (Metric)
3 flute, relief ground 90 degree included angle.
Blue flutes and bright lands surface treatment.
To produce 90 degree countersinks.
Also used as a deburring tool.
Specifications:
| Gross weight – grams | 1137 |
| Cutting diameter second cutting step – millimeters (DC_2) | 63 mm |
| Cutting diameter step – millimeter | 16 mm |
| Length chip flute – millimeter (LCF) | 28.5 mm |
| Overall length – millimeter (OAL) | 180 mm |
| Connection size code machine side (CZC MS) | MK 4 |
| Flute count (NOF) | 3 |
| ISO | G13863.0 |
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