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    Sumitomo Electric Hardmetal SUMIBORON cBN Insert WNMA0804

    Sumitomo Electric Hardmetal SUMIBORON cBN Insert WNMA0804

    SUMIBORON cBN insert WNMA0804 (trigon (80°), negative (0° clearance)) for turning hardened steel, cast iron, sintered alloys and heat-resistant alloys.

    Key features

    • Grades: BN2000, BNX20
    • NU- tipped single-corner types
    NU-WNMA080404 BN2000 IC (mm): 12.7 | Thickness (mm): 4.76 | Hole diameter (mm): 5.16 | RE (mm): 0.4 | Cutting edge length (mm): 2.5 | Grade: BN2000 | Stock: Yes
    NU-WNMA080408 BN2000 IC (mm): 12.7 | Thickness (mm): 4.76 | Hole diameter (mm): 5.16 | Pack unit: 1 | Corners: 1 | RE (mm): 0.8 | Cutting edge length (mm): 2.4 | Grade: BN2000 | Stock: Yes
    WNMA080404 BNX20 RE (mm): 0.4 | Cutting edge length (mm): 4.5 | Grade: BNX20 | Stock: Yes
    WNMA080408 BNX20 Pack unit: 1 | Corners: 1 | RE (mm): 0.8 | Cutting edge length (mm): 4.4 | Grade: BNX20 | Stock: Yes
    cBN InsertsSumitomo Electric Hardmetal
    4 product codes available in this family
    Sourced direct from KoreaExport-ready supplyCompetitive pricing
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    Sumitomo Electric Hardmetal SUMIBORON cBN Insert WNMA0804

    Brand Sumitomo Electric Hardmetal·cBN Inserts

    Available part numbers (4)

    NU-WNMA080404 BN2000, NU-WNMA080408 BN2000, WNMA080404 BNX20, WNMA080408 BNX20

    How to order

    Send the Sumitomo Electric Hardmetal part numbers and quantities through our RFQ form or to info@prosourcemro.com. We confirm price, availability and lead time within 1 business day — no account needed.

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    Product codes & specifications
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    RFQ List (0)
    Product codeSpec
    NU-WNMA080404 BN2000IC (mm): 12.7 | Thickness (mm): 4.76 | Hole diameter (mm): 5.16 | RE (mm): 0.4 | Cutting edge length (mm): 2.5 | Grade: BN2000 | Stock: Yes
    NU-WNMA080408 BN2000IC (mm): 12.7 | Thickness (mm): 4.76 | Hole diameter (mm): 5.16 | Pack unit: 1 | Corners: 1 | RE (mm): 0.8 | Cutting edge length (mm): 2.4 | Grade: BN2000 | Stock: Yes
    WNMA080404 BNX20RE (mm): 0.4 | Cutting edge length (mm): 4.5 | Grade: BNX20 | Stock: Yes
    WNMA080408 BNX20Pack unit: 1 | Corners: 1 | RE (mm): 0.8 | Cutting edge length (mm): 4.4 | Grade: BNX20 | Stock: Yes

    Need a different model, or a part not listed here? Send us your parts list →

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