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Pramet WNMG 331-SF:T8430 negative turning insert — WNMG 331 (ISO WNMG 060404E), SF super-finishing chipbreaker, T8430 PVD grade, 3/8 in (9.525 mm) IC, 3/16 in (4.76 mm) thick, 0.4 mm corner radius. Article 7977428.
MODEL 7977428
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$9.86 Each
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Returnable: Yes
Chipbreaker
SF
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)
0.256
Cutting edge length - millimeter (L)
6.5
Fixing hole diameter - inch (D1)
0.15
Fixing hole diameter - millimeter (D1)
3.81
Inscribed circle diameter - inch (IC)
0.375
Inscribed circle diameter - millimeter (IC)
9.525
Insert thickness - millimeter (S)
4.76
Double-sided negative turning insert, 80° trigon with inscribed circle diameter of 9.525mm, 4.76mm thick, 0.4mm nose radius, indexing accuracy according to ISO-tolerance class-M, chip-breaker SF 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 medium machining of steels and stainless-steels
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