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    HARVI™ I • Ball Nose • 4 Flutes • Plain Shank • Inch

    HARVI™ I Solid Carbide End Mill for Roughing and Finishing of Multiple Materials

    Material Number3881409

    ISO Catalog IDHPHVBN156S4050ANSI Catalog IDHPHVBN156S4050

    HARVI™ I - Ball Nose - 4 Flutes - Plain Shank - Inch 3881409 - Kennametal
    HARVI™ I - Ball Nose - 4 Flutes - Plain Shank - Inch 3881409 - Kennametal
    HARVI™ I - Ball Nose - 4 Flutes - Plain Shank - Inch 3881409 - Kennametal
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    HARVI™ I - Ball Nose - 4 Flutes - Plain Shank - Inch 3881409 - Kennametal
    HARVI™ I - Ball Nose - 4 Flutes - Plain Shank - Inch 3881409 - Kennametal
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    • P Steel
    • M Stainless Steel
    • K Cast Iron
    • S High-Temp Alloys
    • H Hardened Materials
    • Slotting: Ball NoseSlotting: Ball Nose
    • Side Milling/Shoulder Milling: Ball NoseSide Milling/Shoulder Milling: Ball Nose
    • 3D Profiling3D Profiling
    • Tool Dimensions: Flute Configuration: 4Tool Dimensions: Flute Configuration: 4
    • Helix Angle: 38°Helix Angle: 38°
    • Corner Style: Ball NoseCorner Style: Ball Nose
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    Drawings for 3881409
    Metric
    Inch
    Material Number3881409
    ISO Catalog IDHPHVBN156S4050
    ANSI Catalog IDHPHVBN156S4050
    GradeKC633M
    Adapter Style Machine SideStraight-Cylindrical
    [Z] Number of Flutes4
    [D1] Effective Cutting Diameter3.97 mm
    [D1] Effective Cutting Diameter.1563 in
    [D] Adapter / Shank / Bore Diameter4.763 mm
    [D] Adapter / Shank / Bore Diameter.1875 in
    [AP1MAX] 1st Maximum Cutting Depth14.29 mm
    [AP1MAX] 1st Maximum Cutting Depth.5625 in
    [L3] Usable Length14.29 mm
    [L3] Usable Length.5625 in
    [L] Overall Length 50.8 mm
    [L] Overall Length 2 in
    See all Product Variants

    Workpiece Materials

    • Steel
    • Stainless Steel
    • Cast Iron
    • High-Temp Alloys
    • Hardened Materials

    Uses and application

    • Slotting: Ball NoseSlotting: Ball Nose
    • Side Milling/Shoulder Milling: Ball NoseSide Milling/Shoulder Milling: Ball Nose
    • 3D Profiling3D Profiling
    • Tool Dimensions: Flute Configuration: 4Tool Dimensions: Flute Configuration: 4
    • Helix Angle: 38°Helix Angle: 38°
    • Corner Style: Ball NoseCorner Style: Ball Nose

    Grades

    KC633M

    KC633M

    Coated carbide grade with PVD multilayer coating. KC633M™ is designed for dry milling most types of material, apart from the hardened variety. This grade is characterized by high hardness and wear resistance. It provides outstanding protection for solid carbide tools against cratering and abrasion.

    Features and benefits

    • Versatile solid carbide end mill for steels, stainless steel, cast iron and high temperature alloys
    • HARVI™ I solid carbide end mills cover a variety of operations, including dynamic milling
    • HARVI™ I solid carbide end mills features unequal flute spacing for chatter-free machining
    • Center cutting for plunging and ramping operations

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    Tolerance

    End Mill Tolerances
    D1toleranceDtolerance h6 + / -
    All+.000/- .002"≤1/8"+0/-.00024"
    1/8 1/4"+0/-.00031"
    1/4 3/8"+0/-.00035"
    3/8 23/32"+0/-.00043"
    23/32 1-3/16"0/.00051"
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    Product Name
    Material Number
    ISO Catalog ID
    ANSI Catalog ID
     
    TG100 Series • Inch
    TG100 Series • Inch
    1013775
    100TG0188
    100TG0188
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    TG100 Series • Inch
    TG100 Series • Inch
    1013778
    100TG0203
    100TG0203
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    DA Collets
    DA Collets
    1014648
    200DA0188
    200DA0188
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    DA Collets
    DA Collets
    1014676
    180DA0219
    180DA0219
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    DA Collets
    1014678
    300DA0219
    300DA0219
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    DA Collets
    DA Collets
    1086632
    300DAC0188
    300DAC0188
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    Hydraulic Sleeves • HC 20M - HC 32M • Metric with Inch Bores
    Hydraulic Sleeves • HC 20M - HC 32M • Metric with Inch Bores
    1093566
    20HCM0188
    20HCM0188
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    TG50 Series • Inch
    TG50 Series • Inch
    1105068
    50TGC0188
    50TGC0188
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    Hydraulic Sleeves • HC 1/2 - HC 1 1/4 • Inch with Inch Bores
    Hydraulic Sleeves • HC 1/2 - HC 1 1/4 • Inch with Inch Bores
    1606046
    50HC0188
    50HC0188
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    ER Standard Collets • Inch
    ER Standard Collets • Inch
    1729817
    16ER0188
    16ER0188
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