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    Sumitomo Electric Hardmetal Mold Finish Master SUMIBORON Ball End Mill BNBP

    Sumitomo Electric Hardmetal Mold Finish Master SUMIBORON Ball End Mill BNBP

    SUMIBORON cBN 2-flute ball end mill for high-precision finishing of hardened steels.

    Key features

    • High-cBN-content grade
    • High-speed, high-precision machining of pre-hardened to over 60HRC steels
    • Excellent surface quality reduces polishing work

    Specifications

    Flutes 2
    Grade BN350
    Workpiece Pre-hardened steel, Hardened steel 45-55HRC, Hardened steel 55-60HRC, Hardened steel 60-65HRC
    LF (mm) 50
    BNBP2R020-0124 DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 1.2 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R020-0126 DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 1.2 | DN (mm): 0.37 | DMM (mm): 6 | Stock: Yes
    BNBP2R020-0204 DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 2.0 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R020-0304 DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 3.0 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R020-0404 DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 4.0 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0154 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 1.5 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0156 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 1.5 | DN (mm): 0.57 | DMM (mm): 6 | Stock: Yes
    BNBP2R030-0204 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 2.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0304 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 3.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0404 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 4.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0504 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 5.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0604 DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 6.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0254 DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 2.5 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0256 DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 2.5 | DN (mm): 0.97 | DMM (mm): 6 | Stock: Yes
    BNBP2R050-0304 DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 3.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0404 DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 4.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0604 DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 6.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0804 DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 8.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R075-0404 DC (mm): 1.5 | RE (mm): 0.75 | APMX (mm): 0.9 | LU (mm): 4.0 | DN (mm): 1.47 | DMM (mm): 4 | Stock: Yes
    BNBP2R075-0406 DC (mm): 1.5 | RE (mm): 0.75 | APMX (mm): 0.9 | LU (mm): 4.0 | DN (mm): 1.47 | DMM (mm): 6 | Stock: Yes
    BNBP2R100-0554 DC (mm): 2.0 | RE (mm): 1.00 | APMX (mm): 1.4 | LU (mm): 5.5 | DN (mm): 1.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R100-0556 DC (mm): 2.0 | RE (mm): 1.00 | APMX (mm): 1.4 | LU (mm): 5.5 | DN (mm): 1.97 | DMM (mm): 6 | Stock: Yes
    BNBP2R100-0804 DC (mm): 2.0 | RE (mm): 1.00 | APMX (mm): 1.4 | LU (mm): 8.0 | DN (mm): 1.97 | DMM (mm): 4 | Stock: Yes
    Ball End MillsSumitomo Electric Hardmetal
    23 product codes available in this family
    Sourced direct from KoreaExport-ready supplyCompetitive pricing
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    Sumitomo Electric Hardmetal Mold Finish Master SUMIBORON Ball End Mill BNBP

    Brand Sumitomo Electric Hardmetal·Ball End Mills

    Available part numbers (23)

    BNBP2R020-0124, BNBP2R020-0126, BNBP2R020-0204, BNBP2R020-0304, BNBP2R020-0404, BNBP2R030-0154, BNBP2R030-0156, BNBP2R030-0204, BNBP2R030-0304, BNBP2R030-0404 + 13 more — see full table ↓

    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
    BNBP2R020-0124DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 1.2 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R020-0126DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 1.2 | DN (mm): 0.37 | DMM (mm): 6 | Stock: Yes
    BNBP2R020-0204DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 2.0 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R020-0304DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 3.0 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R020-0404DC (mm): 0.4 | RE (mm): 0.20 | APMX (mm): 0.3 | LU (mm): 4.0 | DN (mm): 0.37 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0154DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 1.5 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0156DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 1.5 | DN (mm): 0.57 | DMM (mm): 6 | Stock: Yes
    BNBP2R030-0204DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 2.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0304DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 3.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0404DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 4.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0504DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 5.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R030-0604DC (mm): 0.6 | RE (mm): 0.30 | APMX (mm): 0.4 | LU (mm): 6.0 | DN (mm): 0.57 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0254DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 2.5 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0256DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 2.5 | DN (mm): 0.97 | DMM (mm): 6 | Stock: Yes
    BNBP2R050-0304DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 3.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0404DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 4.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0604DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 6.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R050-0804DC (mm): 1.0 | RE (mm): 0.50 | APMX (mm): 0.6 | LU (mm): 8.0 | DN (mm): 0.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R075-0404DC (mm): 1.5 | RE (mm): 0.75 | APMX (mm): 0.9 | LU (mm): 4.0 | DN (mm): 1.47 | DMM (mm): 4 | Stock: Yes
    BNBP2R075-0406DC (mm): 1.5 | RE (mm): 0.75 | APMX (mm): 0.9 | LU (mm): 4.0 | DN (mm): 1.47 | DMM (mm): 6 | Stock: Yes
    BNBP2R100-0554DC (mm): 2.0 | RE (mm): 1.00 | APMX (mm): 1.4 | LU (mm): 5.5 | DN (mm): 1.97 | DMM (mm): 4 | Stock: Yes
    BNBP2R100-0556DC (mm): 2.0 | RE (mm): 1.00 | APMX (mm): 1.4 | LU (mm): 5.5 | DN (mm): 1.97 | DMM (mm): 6 | Stock: Yes
    BNBP2R100-0804DC (mm): 2.0 | RE (mm): 1.00 | APMX (mm): 1.4 | LU (mm): 8.0 | DN (mm): 1.97 | DMM (mm): 4 | Stock: Yes

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