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Dormer G10640.0 7147790 Countersink with Tri-Flat shank - 90° 3FL 40.00 mm
MODEL 7147790
$314.25 Each
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ApplicationAngleIcon_DICT_SEL
Countersinking 90°
Basic Standard
DIN 335 C
Coating
Bright
Connection diameter - inch (DCON MS)
0.6299
Connection diameter - millimeter (DCON MS)
16
Connection diameter tolerance machine side (TCDCONMS)
h9
Cutting diameter step - millimeter
4.5
EDP number
47147790
Flute count (NOF)
3
Hand (Cutting direction)
Right
Length chip flute - millimeter (LCF)
20
Material
HSS
Material application
K - Cast iron, N - Non-ferrous metals, P - Steel and cast steel
MID number
7147790
Ordering code ANSI
G10640.0
Overall length - inch (OAL)
4.6457
Overall length - millimeter (OAL)
118
Point Angle (SIG)
90
Shank
Cylindrical shank with 3-Flats
Countersink with 3-flutes, 90° chamfering angle, maximum diameter 40.00mm with an overall length of 118mm and a head length of 20mm and 16mm 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 4.50mm, HSS with standard bright finish for machining free machining, plain carbon and alloy steel, grey cast-iron, copper or copper alloys.
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