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Sumitomo - NU-TNMA331 Grade BN350 PCBN Turning Insert - Uncoated, 60° Triangle, 3/8" Inscr Circle, 3/16" Thick, 1/64" Corner Radius - Best Tool & Supply

Sumitomo - NU-TNMA331 Grade BN350 PCBN Turning Insert - Uncoated, 60° Triangle, 3/8" Inscr Circle, 3/16" Thick, 1/64" Corner Radius


Item #: 70875448
Brand: Sumitomo
Model #: 16GC238
Exact Tooling IR#: 04

Features and Benefits

Polycrystalline cubic boron nitride (PCBN) is similar to diamond. It is commonly used on hardened steels, cast iron, carbide, nickel alloys and hard ferrous materials.
Product Specifications
Insert Style NU-TNMA
Insert Size 331
Material PCBN
Inscribed Circle (Decimal Inch) 0.3750
Inscribed Circle (Inch) 3/8
Thickness (Inch) 3/16
Thickness (Decimal Inch) 0.1875
Corner Radius (Inch) 1/64
Corner Radius (Decimal Inch) 0.0156
Manufacturer's Grade BN350
Coating Uncoated
Material Grade C2
Hole Diameter (Decimal Inch) 0.1500
Relief Angle 0
Included Angle 60
Insert Holding Method Pin & Clamp
Shape Triangle
$24.81

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