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Pramet CNMG 431-NM:T8430 negative turning insert — CNMG 431 (ISO CNMG 120404E), NM medium chipbreaker, T8430 PVD grade, 1/2 in (12.7 mm) IC, 3/16 in (4.76 mm) thick, 0.4 mm corner radius. Article 7977100.
MODEL 7977100
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$10.87 Each
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Returnable: Yes
Chipbreaker
NM
Coating
T8430
Coating process
PVD
Coating property (CTP)
1
Corner radius - inch (RE)
0.016
Corner radius - millimeter (RE)
0.4
Cutting edge length - inch (L)
0.508
Cutting edge length - millimeter (L)
12.9
Fixing hole diameter - inch (D1)
0.203
Fixing hole diameter - millimeter (D1)
5.16
Inscribed circle diameter - inch (IC)
0.5
Inscribed circle diameter - millimeter (IC)
12.7
Insert thickness - millimeter (S)
4.76
Double-sided negative turning insert, 80° rhomboid with inscribed circle diameter of 12.7mm, 4.76mm thick, 0.4mm nose radius, indexing accuracy according to ISO-tolerance class-M, chip-breaker NM with rounded cutting edges, in grade T8430, a PVD coated fine grained WC-Co carbide within ISO ranges P25-P40 and M20-M35, for fine to heavy machining of steels and stainless-steels
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