Sandvik Coromant
TNMG 16 04 04R-K 4425 Carbide Insert, Grade 4425, Al2O3 - Sandvik Coromant 7861218
MFR# 7861218ISO/ANSI# TNMG 16 04 04R-K 4425Cat# TNMG 331R-KSeries T-Max P
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IC3/8
ShapeTriangle
Grade4425
MaterialCarbide
CoatingAl2O3
Description
The Sandvik Coromant 7861218 is a TNMG 16 04 04R-K 4425 carbide indexable insert, grade 4425, Al2O3 coated. Suited for steel.
Specifications
Chip breakerK
Clearance codeN
Coating finishAl2O3
Coating processCVD
Corner radius0.0156
Hole diameter0.1500
Included angle60
Industry standard numberTNMG 16 04 04R-K 4425
Inscribed circle in3/8
Insert handRight Hand
Insert holding methodClamp; Screw
Insert materialCarbide
Insert shapeTriangle
Insert size code1604
Insert styleTNMG
Insert thickness in3/16
Iso codeTNMG 16 04 04R-K 4425
Manufacturers catalog numberTNMG 331R-K
Manufacturer grade4425
Number of cutting edges6
Primary workpiece materialSteel
Relief angle0
Secondary workpiece materialCast Iron
Tolerance codeM
Wiper edgeNo
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