1 0

    Korloy Thread Mill STMH American UN (UNC/UNF/UNEF) Helical Flutes

    Korloy Thread Mill STMH American UN (UNC/UNF/UNEF) Helical Flutes

    Solid carbide helical-flute thread mill for external and internal American UN threads (UNC, UNF, UNEF) to ANSI B1.1.74, tolerance class 2A/2B.

    Key features

    • Helical flutes
    • External and internal threading
    • Thread length up to 2 x thread diameter
    • Grade PC9070M

    Specifications

    Thread standard ANSI B1.1.74
    Tolerance class 2A/2B
    Material Solid carbide
    STMH04039L09-E32UNC Application: External | Thread (UNC): No.8-32 | Pitch (tpi): 32 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 8.7 | No. of flutes: 3 | Teeth: 11 | Grade: PC9070M
    STMH04039L12-E28UNF Application: External | Thread (UNF): No.12-28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.8 | No. of flutes: 3 | Teeth: 13 | Grade: PC9070M
    STMH04039L12-E24UNC Application: External | Thread (UNC): No.12-24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.6 | No. of flutes: 3 | Teeth: 11 | Grade: PC9070M
    STMH04039L13-E20UNC Application: External | Thread (UNC): 1/4"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 12.7 | No. of flutes: 3 | Teeth: 10 | Grade: PC9070M
    STMH06059L17-E18UNC Application: External | Thread (UNC): 5/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.9 | Overall length L (mm): 57 | Thread length ℓ (mm): 16.9 | No. of flutes: 3 | Teeth: 12 | Grade: PC9070M
    STMH08079L19-E16UNC Application: External | Thread (UNC): 3/8"x16 | Pitch (tpi): 16 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.9 | Overall length L (mm): 63 | Thread length ℓ (mm): 19.1 | No. of flutes: 3 | Teeth: 12 | Grade: PC9070M
    STMH12119L30-E12UNC Application: External | Thread (UNC): 9/16"x12 | Pitch (tpi): 12 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.9 | Overall length L (mm): 83 | Thread length ℓ (mm): 29.6 | No. of flutes: 4 | Teeth: 14 | Grade: PC9070M
    STMH04030L09-I36UNF Application: Internal | Thread (UNF): No.8-36 | Pitch (tpi): 36 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.0 | Overall length L (mm): 45 | Thread length ℓ (mm): 8.5 | No. of flutes: 3 | Teeth: 12 | Bore dia. (mm): 3.5 | Grade: PC9070M
    STMH04033L11-I32UNF Application: Internal | Thread (UNF): No.10-32 | Thread (UNEF): No.12-3/8"x32 | Pitch (tpi): 32 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.3 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.1 | No. of flutes: 3 | Teeth: 14 | Bore dia. (mm): 4.0 | Grade: PC9070M
    STMH04038L12-I28UNF Application: Internal | Thread (UNF): No.12-28,1/4"x28 | Thread (UNEF): 7/16",1/2"x28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.8 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.8 | No. of flutes: 3 | Teeth: 13 | Bore dia. (mm): 4.6 | Grade: PC9070M
    STMH06046L13-I28UNF Application: Internal | Thread (UNF): 1/4"x28 | Thread (UNEF): 7/16",1/2"x28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 4.6 | Overall length L (mm): 57 | Thread length ℓ (mm): 12.7 | No. of flutes: 3 | Teeth: 14 | Bore dia. (mm): 5.5 | Grade: PC9070M
    STMH10092L23-I28UNEF Application: Internal | Thread (UNEF): 7/16",1/2"x28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.2 | Overall length L (mm): 73 | Thread length ℓ (mm): 22.7 | No. of flutes: 4 | Teeth: 25 | Bore dia. (mm): 10.2 | Grade: PC9070M
    STMH04029L11-I24UNC Application: Internal | Thread (UNC): No.10-24 | Thread (UNF): 5/16",3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 2.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 10.6 | No. of flutes: 3 | Teeth: 10 | Bore dia. (mm): 3.8 | Grade: PC9070M
    STMH04035L12-I24UNC Application: Internal | Thread (UNC): No.12-24 | Thread (UNF): 5/16",3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.5 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.6 | No. of flutes: 3 | Teeth: 11 | Bore dia. (mm): 4.5 | Grade: PC9070M
    STMH06057L16-I24UNF Application: Internal | Thread (UNF): 5/16", 3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.7 | Overall length L (mm): 57 | Thread length ℓ (mm): 15.9 | No. of flutes: 3 | Teeth: 15 | Bore dia. (mm): 6.8 | Grade: PC9070M
    STMH08074L19-I24UNF Application: Internal | Thread (UNF): 3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.4 | Overall length L (mm): 63 | Thread length ℓ (mm): 19.1 | No. of flutes: 3 | Teeth: 18 | Bore dia. (mm): 8.5 | Grade: PC9070M
    STMH12119L29-I24UNEF Application: Internal | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.9 | Overall length L (mm): 83 | Thread length ℓ (mm): 28.6 | No. of flutes: 4 | Teeth: 27 | Bore dia. (mm): 13.2 | Grade: PC9070M
    STMH04039L13-I20UNC Application: Internal | Thread (UNC): 1/4"x20 | Thread (UNF): 7/16",1/2"x20 | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 12.7 | No. of flutes: 3 | Teeth: 10 | Bore dia. (mm): 5.2 | Grade: PC9070M
    STMH10085L23-I20UNF Application: Internal | Thread (UNF): 7/16", 1/2"x20 | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 8.5 | Overall length L (mm): 73 | Thread length ℓ (mm): 22.9 | No. of flutes: 4 | Teeth: 18 | Bore dia. (mm): 9.8 | Grade: PC9070M
    STMH10099L26-I20UNF Application: Internal | Thread (UNF): 1/2"x20 | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.9 | Overall length L (mm): 73 | Thread length ℓ (mm): 25.4 | No. of flutes: 4 | Teeth: 20 | Bore dia. (mm): 11.5 | Grade: PC9070M
    STMH16159L38-I20UNEF Application: Internal | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 15.9 | Overall length L (mm): 92 | Thread length ℓ (mm): 38.1 | No. of flutes: 5 | Teeth: 30 | Bore dia. (mm): 17.8 | Grade: PC9070M
    STMH06052L17-I18UNC Application: Internal | Thread (UNC): 5/16"x18 | Thread (UNF): 9/16",5/8"x18 | Thread (UNEF): 11/16"-1 11/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.2 | Overall length L (mm): 57 | Thread length ℓ (mm): 16.9 | No. of flutes: 3 | Teeth: 12 | Bore dia. (mm): 6.5 | Grade: PC9070M
    STMH12113L30-I18UNF Application: Internal | Thread (UNF): 9/16", 5/8"x18 | Thread (UNEF): 11/16"-1 11/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.3 | Overall length L (mm): 83 | Thread length ℓ (mm): 29.6 | No. of flutes: 4 | Teeth: 21 | Bore dia. (mm): 12.8 | Grade: PC9070M
    STMH12119L33-I18UNF Application: Internal | Thread (UNF): 5/8"x18 | Thread (UNEF): 11/16"-1 11/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.9 | Overall length L (mm): 83 | Thread length ℓ (mm): 32.5 | No. of flutes: 4 | Teeth: 23 | Bore dia. (mm): 14.5 | Grade: PC9070M
    STMH08067L19-I16UNC Application: Internal | Thread (UNC): 3/8"x16 | Thread (UNF): 3/4"x16 | Pitch (tpi): 16 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 6.7 | Overall length L (mm): 63 | Thread length ℓ (mm): 19.1 | No. of flutes: 3 | Teeth: 12 | Bore dia. (mm): 8.0 | Grade: PC9070M
    STMH16159L38-I16UNF Application: Internal | Thread (UNF): 3/4"x16 | Pitch (tpi): 16 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 15.9 | Overall length L (mm): 92 | Thread length ℓ (mm): 38.1 | No. of flutes: 4 | Teeth: 24 | Bore dia. (mm): 17.5 | Grade: PC9070M
    STMH08076L24-I14UNC Application: Internal | Thread (UNC): 7/16"x14 | Thread (UNF): 7/8"x14 | Pitch (tpi): 14 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.6 | Overall length L (mm): 63 | Thread length ℓ (mm): 23.6 | No. of flutes: 4 | Teeth: 13 | Bore dia. (mm): 9.3 | Grade: PC9070M
    STMH20187L44-I14UNF Application: Internal | Thread (UNF): 7/8"x14 | Pitch (tpi): 14 | Shank dia. Ød (mm): 20 | Cutting dia. D (mm): 18.7 | Overall length L (mm): 104 | Thread length ℓ (mm): 43.5 | No. of flutes: 4 | Teeth: 24 | Bore dia. (mm): 20.5 | Grade: PC9070M
    STMH10089L26-I13UNC Application: Internal | Thread (UNC): 1/2"x13 | Pitch (tpi): 13 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 8.9 | Overall length L (mm): 73 | Thread length ℓ (mm): 25.4 | No. of flutes: 4 | Teeth: 13 | Bore dia. (mm): 10.8 | Grade: PC9070M
    STMH12103L30-I12UNC Application: Internal | Thread (UNC): 9/16"x12 | Thread (UNF): 1"-1 1/2"x12 | Pitch (tpi): 12 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 10.3 | Overall length L (mm): 83 | Thread length ℓ (mm): 29.6 | No. of flutes: 4 | Teeth: 14 | Bore dia. (mm): 12.3 | Grade: PC9070M
    STMH20199L51-I12UNF Application: Internal | Thread (UNF): 1"-1 1/2"x12 | Pitch (tpi): 12 | Shank dia. Ød (mm): 20 | Cutting dia. D (mm): 19.9 | Overall length L (mm): 104 | Thread length ℓ (mm): 50.8 | No. of flutes: 5 | Teeth: 24 | Bore dia. (mm): 23.5 | Grade: PC9070M
    STMH12110L32-I11UNC Application: Internal | Thread (UNC): 5/8"x11 | Pitch (tpi): 11 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.0 | Overall length L (mm): 83 | Thread length ℓ (mm): 32.3 | No. of flutes: 4 | Teeth: 14 | Bore dia. (mm): 13.5 | Grade: PC9070M
    STMH16135L38-I10UNC Application: Internal | Thread (UNC): 3/4"x10 | Pitch (tpi): 10 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 13.5 | Overall length L (mm): 92 | Thread length ℓ (mm): 38.1 | No. of flutes: 5 | Teeth: 15 | Bore dia. (mm): 16.5 | Grade: PC9070M
    STMH16152L45-I9UNC Application: Internal | Thread (UNC): 7/8"x9 | Pitch (tpi): 9 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 15.2 | Overall length L (mm): 92 | Thread length ℓ (mm): 45.2 | No. of flutes: 4 | Teeth: 16 | Bore dia. (mm): 19.5 | Grade: PC9070M
    STMH20170L51-I8UNC Application: Internal | Thread (UNC): 1"x8 | Pitch (tpi): 8 | Shank dia. Ød (mm): 20 | Cutting dia. D (mm): 17.0 | Overall length L (mm): 104 | Thread length ℓ (mm): 50.8 | No. of flutes: 4 | Teeth: 16 | Bore dia. (mm): 22.0 | Grade: PC9070M
    Thread MillsKorloy
    35 product codes available in this family
    Sourced direct from KoreaExport-ready supplyCompetitive pricing
    RFQ List 0 Email about this

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

    Korloy Thread Mill STMH American UN (UNC/UNF/UNEF) Helical Flutes

    Brand Korloy·Thread Mills

    Available part numbers (35)

    STMH04039L09-E32UNC, STMH04039L12-E28UNF, STMH04039L12-E24UNC, STMH04039L13-E20UNC, STMH06059L17-E18UNC, STMH08079L19-E16UNC, STMH12119L30-E12UNC, STMH04030L09-I36UNF, STMH04033L11-I32UNF, STMH04038L12-I28UNF + 25 more — see full table ↓

    How to order

    Send the Korloy 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.

    RFQ List 0 →
    View full details
    Product codes & specifications
    0 selected
    RFQ List (0)
    Product codeSpec
    STMH04039L09-E32UNCApplication: External | Thread (UNC): No.8-32 | Pitch (tpi): 32 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 8.7 | No. of flutes: 3 | Teeth: 11 | Grade: PC9070M
    STMH04039L12-E28UNFApplication: External | Thread (UNF): No.12-28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.8 | No. of flutes: 3 | Teeth: 13 | Grade: PC9070M
    STMH04039L12-E24UNCApplication: External | Thread (UNC): No.12-24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.6 | No. of flutes: 3 | Teeth: 11 | Grade: PC9070M
    STMH04039L13-E20UNCApplication: External | Thread (UNC): 1/4"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 12.7 | No. of flutes: 3 | Teeth: 10 | Grade: PC9070M
    STMH06059L17-E18UNCApplication: External | Thread (UNC): 5/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.9 | Overall length L (mm): 57 | Thread length ℓ (mm): 16.9 | No. of flutes: 3 | Teeth: 12 | Grade: PC9070M
    STMH08079L19-E16UNCApplication: External | Thread (UNC): 3/8"x16 | Pitch (tpi): 16 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.9 | Overall length L (mm): 63 | Thread length ℓ (mm): 19.1 | No. of flutes: 3 | Teeth: 12 | Grade: PC9070M
    STMH12119L30-E12UNCApplication: External | Thread (UNC): 9/16"x12 | Pitch (tpi): 12 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.9 | Overall length L (mm): 83 | Thread length ℓ (mm): 29.6 | No. of flutes: 4 | Teeth: 14 | Grade: PC9070M
    STMH04030L09-I36UNFApplication: Internal | Thread (UNF): No.8-36 | Pitch (tpi): 36 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.0 | Overall length L (mm): 45 | Thread length ℓ (mm): 8.5 | No. of flutes: 3 | Teeth: 12 | Bore dia. (mm): 3.5 | Grade: PC9070M
    STMH04033L11-I32UNFApplication: Internal | Thread (UNF): No.10-32 | Thread (UNEF): No.12-3/8"x32 | Pitch (tpi): 32 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.3 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.1 | No. of flutes: 3 | Teeth: 14 | Bore dia. (mm): 4.0 | Grade: PC9070M
    STMH04038L12-I28UNFApplication: Internal | Thread (UNF): No.12-28,1/4"x28 | Thread (UNEF): 7/16",1/2"x28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.8 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.8 | No. of flutes: 3 | Teeth: 13 | Bore dia. (mm): 4.6 | Grade: PC9070M
    STMH06046L13-I28UNFApplication: Internal | Thread (UNF): 1/4"x28 | Thread (UNEF): 7/16",1/2"x28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 4.6 | Overall length L (mm): 57 | Thread length ℓ (mm): 12.7 | No. of flutes: 3 | Teeth: 14 | Bore dia. (mm): 5.5 | Grade: PC9070M
    STMH10092L23-I28UNEFApplication: Internal | Thread (UNEF): 7/16",1/2"x28 | Pitch (tpi): 28 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.2 | Overall length L (mm): 73 | Thread length ℓ (mm): 22.7 | No. of flutes: 4 | Teeth: 25 | Bore dia. (mm): 10.2 | Grade: PC9070M
    STMH04029L11-I24UNCApplication: Internal | Thread (UNC): No.10-24 | Thread (UNF): 5/16",3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 2.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 10.6 | No. of flutes: 3 | Teeth: 10 | Bore dia. (mm): 3.8 | Grade: PC9070M
    STMH04035L12-I24UNCApplication: Internal | Thread (UNC): No.12-24 | Thread (UNF): 5/16",3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.5 | Overall length L (mm): 45 | Thread length ℓ (mm): 11.6 | No. of flutes: 3 | Teeth: 11 | Bore dia. (mm): 4.5 | Grade: PC9070M
    STMH06057L16-I24UNFApplication: Internal | Thread (UNF): 5/16", 3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.7 | Overall length L (mm): 57 | Thread length ℓ (mm): 15.9 | No. of flutes: 3 | Teeth: 15 | Bore dia. (mm): 6.8 | Grade: PC9070M
    STMH08074L19-I24UNFApplication: Internal | Thread (UNF): 3/8"x24 | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.4 | Overall length L (mm): 63 | Thread length ℓ (mm): 19.1 | No. of flutes: 3 | Teeth: 18 | Bore dia. (mm): 8.5 | Grade: PC9070M
    STMH12119L29-I24UNEFApplication: Internal | Thread (UNEF): 9/16"-11/16"x24 | Pitch (tpi): 24 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.9 | Overall length L (mm): 83 | Thread length ℓ (mm): 28.6 | No. of flutes: 4 | Teeth: 27 | Bore dia. (mm): 13.2 | Grade: PC9070M
    STMH04039L13-I20UNCApplication: Internal | Thread (UNC): 1/4"x20 | Thread (UNF): 7/16",1/2"x20 | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 4 | Cutting dia. D (mm): 3.9 | Overall length L (mm): 45 | Thread length ℓ (mm): 12.7 | No. of flutes: 3 | Teeth: 10 | Bore dia. (mm): 5.2 | Grade: PC9070M
    STMH10085L23-I20UNFApplication: Internal | Thread (UNF): 7/16", 1/2"x20 | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 8.5 | Overall length L (mm): 73 | Thread length ℓ (mm): 22.9 | No. of flutes: 4 | Teeth: 18 | Bore dia. (mm): 9.8 | Grade: PC9070M
    STMH10099L26-I20UNFApplication: Internal | Thread (UNF): 1/2"x20 | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 9.9 | Overall length L (mm): 73 | Thread length ℓ (mm): 25.4 | No. of flutes: 4 | Teeth: 20 | Bore dia. (mm): 11.5 | Grade: PC9070M
    STMH16159L38-I20UNEFApplication: Internal | Thread (UNEF): 3/4"-1"x20 | Pitch (tpi): 20 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 15.9 | Overall length L (mm): 92 | Thread length ℓ (mm): 38.1 | No. of flutes: 5 | Teeth: 30 | Bore dia. (mm): 17.8 | Grade: PC9070M
    STMH06052L17-I18UNCApplication: Internal | Thread (UNC): 5/16"x18 | Thread (UNF): 9/16",5/8"x18 | Thread (UNEF): 11/16"-1 11/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 6 | Cutting dia. D (mm): 5.2 | Overall length L (mm): 57 | Thread length ℓ (mm): 16.9 | No. of flutes: 3 | Teeth: 12 | Bore dia. (mm): 6.5 | Grade: PC9070M
    STMH12113L30-I18UNFApplication: Internal | Thread (UNF): 9/16", 5/8"x18 | Thread (UNEF): 11/16"-1 11/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.3 | Overall length L (mm): 83 | Thread length ℓ (mm): 29.6 | No. of flutes: 4 | Teeth: 21 | Bore dia. (mm): 12.8 | Grade: PC9070M
    STMH12119L33-I18UNFApplication: Internal | Thread (UNF): 5/8"x18 | Thread (UNEF): 11/16"-1 11/16"x18 | Pitch (tpi): 18 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.9 | Overall length L (mm): 83 | Thread length ℓ (mm): 32.5 | No. of flutes: 4 | Teeth: 23 | Bore dia. (mm): 14.5 | Grade: PC9070M
    STMH08067L19-I16UNCApplication: Internal | Thread (UNC): 3/8"x16 | Thread (UNF): 3/4"x16 | Pitch (tpi): 16 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 6.7 | Overall length L (mm): 63 | Thread length ℓ (mm): 19.1 | No. of flutes: 3 | Teeth: 12 | Bore dia. (mm): 8.0 | Grade: PC9070M
    STMH16159L38-I16UNFApplication: Internal | Thread (UNF): 3/4"x16 | Pitch (tpi): 16 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 15.9 | Overall length L (mm): 92 | Thread length ℓ (mm): 38.1 | No. of flutes: 4 | Teeth: 24 | Bore dia. (mm): 17.5 | Grade: PC9070M
    STMH08076L24-I14UNCApplication: Internal | Thread (UNC): 7/16"x14 | Thread (UNF): 7/8"x14 | Pitch (tpi): 14 | Shank dia. Ød (mm): 8 | Cutting dia. D (mm): 7.6 | Overall length L (mm): 63 | Thread length ℓ (mm): 23.6 | No. of flutes: 4 | Teeth: 13 | Bore dia. (mm): 9.3 | Grade: PC9070M
    STMH20187L44-I14UNFApplication: Internal | Thread (UNF): 7/8"x14 | Pitch (tpi): 14 | Shank dia. Ød (mm): 20 | Cutting dia. D (mm): 18.7 | Overall length L (mm): 104 | Thread length ℓ (mm): 43.5 | No. of flutes: 4 | Teeth: 24 | Bore dia. (mm): 20.5 | Grade: PC9070M
    STMH10089L26-I13UNCApplication: Internal | Thread (UNC): 1/2"x13 | Pitch (tpi): 13 | Shank dia. Ød (mm): 10 | Cutting dia. D (mm): 8.9 | Overall length L (mm): 73 | Thread length ℓ (mm): 25.4 | No. of flutes: 4 | Teeth: 13 | Bore dia. (mm): 10.8 | Grade: PC9070M
    STMH12103L30-I12UNCApplication: Internal | Thread (UNC): 9/16"x12 | Thread (UNF): 1"-1 1/2"x12 | Pitch (tpi): 12 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 10.3 | Overall length L (mm): 83 | Thread length ℓ (mm): 29.6 | No. of flutes: 4 | Teeth: 14 | Bore dia. (mm): 12.3 | Grade: PC9070M
    STMH20199L51-I12UNFApplication: Internal | Thread (UNF): 1"-1 1/2"x12 | Pitch (tpi): 12 | Shank dia. Ød (mm): 20 | Cutting dia. D (mm): 19.9 | Overall length L (mm): 104 | Thread length ℓ (mm): 50.8 | No. of flutes: 5 | Teeth: 24 | Bore dia. (mm): 23.5 | Grade: PC9070M
    STMH12110L32-I11UNCApplication: Internal | Thread (UNC): 5/8"x11 | Pitch (tpi): 11 | Shank dia. Ød (mm): 12 | Cutting dia. D (mm): 11.0 | Overall length L (mm): 83 | Thread length ℓ (mm): 32.3 | No. of flutes: 4 | Teeth: 14 | Bore dia. (mm): 13.5 | Grade: PC9070M
    STMH16135L38-I10UNCApplication: Internal | Thread (UNC): 3/4"x10 | Pitch (tpi): 10 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 13.5 | Overall length L (mm): 92 | Thread length ℓ (mm): 38.1 | No. of flutes: 5 | Teeth: 15 | Bore dia. (mm): 16.5 | Grade: PC9070M
    STMH16152L45-I9UNCApplication: Internal | Thread (UNC): 7/8"x9 | Pitch (tpi): 9 | Shank dia. Ød (mm): 16 | Cutting dia. D (mm): 15.2 | Overall length L (mm): 92 | Thread length ℓ (mm): 45.2 | No. of flutes: 4 | Teeth: 16 | Bore dia. (mm): 19.5 | Grade: PC9070M
    STMH20170L51-I8UNCApplication: Internal | Thread (UNC): 1"x8 | Pitch (tpi): 8 | Shank dia. Ød (mm): 20 | Cutting dia. D (mm): 17.0 | Overall length L (mm): 104 | Thread length ℓ (mm): 50.8 | No. of flutes: 4 | Teeth: 16 | Bore dia. (mm): 22.0 | Grade: PC9070M

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

    Related products

    All Cutting Tools →