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Dormer G50612.4 7147796 Countersink with Tri-Flat shank - 90° 3FL 12.40 mm
MODEL 7147796
$63.07 Each
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ApplicationAngleIcon_DICT_SEL
Countersinking 90°
Basic Standard
DIN 335 C
Coating
TiAlN
Coating property (CTP)
1
Connection diameter - inch (DCON MS)
0.315
Connection diameter - millimeter (DCON MS)
8
Connection diameter tolerance machine side (TCDCONMS)
h9
Cutting diameter step - millimeter
2.8
EDP number
47147796
Flute count (NOF)
3
Hand (Cutting direction)
Right
Length chip flute - millimeter (LCF)
8.6
Material
HSS
Material application
K - Cast iron, N - Non-ferrous metals, P - Steel and cast steel
MID number
7147796
Ordering code ANSI
G50612.4
Overall length - inch (OAL)
2.2047
Overall length - millimeter (OAL)
56
Point Angle (SIG)
90
Shank
Cylindrical shank with 3-Flats
Countersink with 3-flutes, 90° chamfering angle, maximum diameter 12.40mm with an overall length of 56mm and a head length of 8.6mm and 8mm 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 2.80mm, HSS with standard TiAlN coating for machining free machining, plain carbon, alloy and tool steel, grey, malleable, ductile and compacted graphite cast-iron, cast aluminium and copper or copper alloys.
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