745R-2109E-M50 4230 Solid Carbide Insert, Grade 4230, TiCN - Sandvik Coromant 6878204

Sandvik Coromant

745R-2109E-M50 4230 Solid Carbide Insert, Grade 4230, TiCN - Sandvik Coromant 6878204

MFR# 6878204ISO/ANSI# 745R-2109E-M50 4230Cat# 745R-2109E-M50 4230Series 745

$49.69List $63.72 Save 22%
In stock - ships in 1-3 business days
Request a quote
  • Fast sourcing
  • Regrinding available
  • 20+ yrs expertise
ShapeHeptagon
Grade4230
MaterialSolid Carbide
CoatingTiCN

Description

The Sandvik Coromant 6878204 is a 745R-2109E-M50 4230 solid carbide indexable insert, grade 4230, TiCN coated. Suited for steel, cast iron.

Specifications

Ansi code745R-2109E-M50 4230
Chip breakerM50
Coating finishTiCN
Coating processCVD
Corner radius0.0394
Cutter series compatibility725
Cutting edge styleCorner Rounded
Hole diameter0.3268
Included angle degree128.57
Inscribed circle0.8268
Inscribed circle range0.7000 to 1.0000
Insert handRight Hand
Insert holding methodScrew
Insert materialSolid Carbide
Insert shapeHeptagon
Insert size21
Insert size code2109
Insert style745
Iso code745R-2109E-M50 4230
Length0.3500
Length range0.3200 to 0.4000
Manufacturers catalog number745R-2109E-M50 4230
Manufacturer grade4230
Material applicationSteel; Cast Iron
Maximum depth of cut0.2047
Multi use toolYes
Number of cutting edges14
Primary workpiece materialSteel; Cast Iron
RakeNegative
Rake angle44
Relief angle0.00
Single or double sided insertDouble
StandardsANSI; ISO
Thickness0.3543
Thickness range0.3500 to 0.5000
Width0.8268
Can't find your exact tool?Send us a part number — we'll cross-reference it. Dull tools?Regrinding extends tool life and saves cost.

Alternate & equivalent tools

Matched on diameter, flute count, and material. Need a specific brand or coating? Cross-reference this tool.

Spec-matched alternates load as the catalog fills in. Meanwhile, browse the End Mills collection and filter by diameter, flutes & length of cut.