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    GT20 • Metric ANSI • Form D Plug Chamfer • Steel and Stainless Steel

    Victory™ • GT20 • Form D Plug Chamfer • Metric ANSI • Left-Hand Spiral Flute

    Material Number3954991

    ISO Catalog IDGT205045ANSI Catalog IDGT205045

    GT20 LHSF IN Tapping - 3954991 - WIDIA
    GT20 LHSF IN Tapping - 3954991 - WIDIA
    GT20 LHSF IN Tapping - 3954991 - WIDIA
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    GT20 LHSF IN Tapping - 3954991 - WIDIA
    GT20 LHSF IN Tapping - 3954991 - WIDIA
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    • P Steel
    • S High-Temp Alloys
    • Tapping: Through HoleTapping: Through Hole
    • Class of Fit: 6HXClass of Fit: 6HX
    • Chamfer Form D (3.5–5)Chamfer Form D (3.5–5)
    • HSS-E-PMHSS-E-PM
    • Manufacturer’s Specs: MManufacturer’s Specs: M
    • Flood Coolant: TappingFlood Coolant: Tapping
    • Manufacturer’s Specs: ANSIManufacturer’s Specs: ANSI
    • Tapping Helix Angle: L15°Tapping Helix Angle: L15°
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    Drawings for 3954991
    Metric
    Inch
    Material Number3954991
    ISO Catalog IDGT205045
    ANSI Catalog IDGT205045
    GradeWU32MG
    [D1-TDZ] Thread Diameter Size5/16 - 18
    [L] Overall Length 69 mm
    [L] Overall Length 2.72 in
    [L3] Thread Length 12.4 mm
    [L3] Thread Length 0.49 in
    [L2] Useable Length 28.8 mm
    [L2] Useable Length 1.13 in
    [D] Adapter / Shank / Bore Diameter8.077 mm
    [D] Adapter / Shank / Bore Diameter0.318 in
    [Z] Number of Flutes3
    See all Product Variants

    Workpiece Materials

    • Steel
    • High-Temp Alloys

    Uses and application

    • Tapping: Through HoleTapping: Through Hole
    • Class of Fit: 6HXClass of Fit: 6HX
    • Chamfer Form D (3.5–5)Chamfer Form D (3.5–5)
    • HSS-E-PMHSS-E-PM
    • Manufacturer’s Specs: MManufacturer’s Specs: M
    • Flood Coolant: TappingFlood Coolant: Tapping
    • Manufacturer’s Specs: ANSIManufacturer’s Specs: ANSI
    • Tapping Helix Angle: L15°Tapping Helix Angle: L15°

    Grades

    WU32MG

    WU32MG

    Coated HSS-E-PM, PVD heat- and wear-resistant high-vanadium cobalt powder metal. HSS substrate coated with wear-resistant TiCN base layer. Use in steel, cast iron, cast aluminum with silicon and super alloys.

    Features and benefits

    • GM6515 TiN + CrC/C for stainless steel.
    • GP6520 TiCN for steel.

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    SDS

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    Product Name
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    ISO Catalog ID
    ANSI Catalog ID
     
    DA J series Collet
    DA J series Collet
    1016529
    JTC031
    JTC031
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    DA K series - Tap Collets
    DA K series - Tap Collets
    1016530
    KTC031
    KTC031
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    DA L series - Tap Collets
    DA L series - Tap Collets
    1016531
    LTC031
    LTC031
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    TG100 Solid Tap Collet
    TG100 Solid Tap Collet
    1017389
    100TGST031
    100TGST031
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    ER Tension-Only Solid Tap Collets
    ER Tension-Only Solid Tap Collets
    1026394
    25ERTCT031
    25ERTCT031
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    ER Tension-Only Solid Tap Collets
    ER Tension-Only Solid Tap Collets
    1026397
    32ERTCT031
    32ERTCT031
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    ER Standard Tap Collets • Inch/Metric ANSI
    ER Standard Tap Collets • Inch/Metric ANSI
    1026428
    20ERTC031
    20ERTC031
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    ER Standard Tap Collets • Inch/Metric ANSI
    ER Standard Tap Collets • Inch/Metric ANSI
    1026446
    25ERTC031
    25ERTC031
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    ER Standard Tap Collets • Inch/Metric ANSI
    ER Standard Tap Collets • Inch/Metric ANSI
    1026456
    32ERTC031
    32ERTC031
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    ER Standard Tap Collets • Inch/Metric ANSI
    ER Standard Tap Collets • Inch/Metric ANSI
    1026476
    40ERTC031
    40ERTC031
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