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    KenDrill™ HPR • 8 x D • Internal Coolant • Straight Shank • Inch

    Solid Carbide Drill for Cast Iron and Steels

    Material Number6782612

    ISO Catalog IDK256A03125HPRANSI Catalog IDK256A03125HPR

    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
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    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal+0
    K256_HPR 8xD New & Innovation Products - 6782612 - Kennametal
    Generic representation
    List Price
    $340.66/each
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    • P Steel
    • K Cast Iron
    • DrillingDrilling
    • Drilling: Inclined ExitDrilling: Inclined Exit
    • Drilling: Stacked PlatesDrilling: Stacked Plates
    • Drilling: Cross-Hole DrillingDrilling: Cross-Hole Drilling
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    Drawings for 6782612
    Metric
    Inch
    Material Number6782612
    ISO Catalog IDK256A03125HPR
    ANSI Catalog IDK256A03125HPR
    GradeKCK10A
    [D1] Drill Diameter M 7.9375 mm
    [D1] Drill Diameter M .3125 in
    [L] Overall Length 114.554 mm
    [L] Overall Length 4.51 in
    [L3] Flute Length 72.898 mm
    [L3] Flute Length 2.87 in
    [L4] Maximum Drilling Depth 63.5 mm
    [L4] Maximum Drilling Depth 2.5 in
    [L5] Drill Point Length1.98 mm
    [L5] Drill Point Length.078 in
    [LS] Shank Length 38.5 mm
    [LS] Shank Length 1.515 in
    [D] Adapter / Shank / Bore Diameter7.9375 mm
    [D] Adapter / Shank / Bore Diameter.3125 in
    See all Product Variants

    Workpiece Materials

    • Steel
    • Cast Iron

    Uses and application

    • DrillingDrilling
    • Drilling: Inclined ExitDrilling: Inclined Exit
    • Drilling: Stacked PlatesDrilling: Stacked Plates
    • Drilling: Cross-Hole DrillingDrilling: Cross-Hole Drilling

    Grades

    KCK10A

    KCK10A

    Composition: Multilayered PVD AlTiN-based coated submicron grain carbide with superior surface finish.
    Application: First choice for cast iron. This grade utilizes a newly developed coating combined with a state-of-the-art surface condition to offer extraordinary wear resistance in abrasive materials at elevated cutting conditions with improved performance consistency.

    Create Solution to calculate Feeds and Speeds

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    Tolerance

    nominal size rangeD1 tolerance m7D tolerance h6
    1–30,002/0,0120,000/-0,006
    3–60,004/0,0160,000/-0,008
    6–100,006/0,0210,000/-0,009
    10–180,007/0,0250,000/-0,011
    18–25,40,008/0,0290,000/-0,013
    nominal size rangeD1 tolerance m7D tolerance h6
    .0394–.1181.0001/.0005.0000/-.0002
    .1181–.2362.0002/.0006.0000/-.0003
    .2362–.3937.0002/.0008.0000/-.0004
    .3937–.7087.0003/.0010.0000/-.0004
    .7087–1.0000.0003/.0011.0000/-.0005
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    Application Data

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    CAD Drawings Models

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    Product data

    SDS

    Safety Data Sheets

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    Create Solution to find the perfect compatible parts for your tool.
     
    Product Name
    Material Number
    ISO Catalog ID
    ANSI Catalog ID
     
    TG50 Series • Inch
    TG50 Series • Inch
    1013834
    50TG0312
    50TG0312
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    TG50 Series • Inch
    TG50 Series • Inch
    1013836
    50TG0328
    50TG0328
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    /each
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    /each
    Sold in pkg. of 0Adjusted to meet the minimum package size.
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    DA Collets
    DA Collets
    1014760
    100DA0312
    100DA0312
    List Price
    /each
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    Sold in pkg. of 0Adjusted to meet the minimum package size.
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    DA Collets
    DA Collets
    1014762
    200DA0312
    200DA0312
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    /each
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    DA Collets
    DA Collets
    1014794
    100DA0328
    100DA0328
    List Price
    /each
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    /each
    Sold in pkg. of 0Adjusted to meet the minimum package size.
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    DA Collets
    DA Collets
    1014798
    100DA0344
    100DA0344
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    /each
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    Sold in pkg. of 0Adjusted to meet the minimum package size.
    Minimum qty: 0Adjusted to meet the minimum quantity requirement.
    In StockThis item is no longer availableLonger Delivery
    Hydraulic Sleeves • HC 20M - HC 32M • Metric with Inch Bores
    Hydraulic Sleeves • HC 20M - HC 32M • Metric with Inch Bores
    1093568
    20HCM0312
    20HCM0312
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    Round Shank • For Use with Inch Drills • Inch
    Round Shank • For Use with Inch Drills • Inch
    1604279
    SEF265312RSS075
    SEF265312RSS075
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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
    1606048
    50HC0312
    50HC0312
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    /each
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    ER Standard Collets • Inch
    ER Standard Collets • Inch
    1729819
    16ER0312
    16ER0312
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    /each
    Sold in pkg. of 0Adjusted to meet the minimum package size.
    Minimum qty: 0Adjusted to meet the minimum quantity requirement.
    In StockThis item is no longer availableLonger Delivery
    • HPR Drill: Cross-Hole Craziness

      HPR Drill: Cross-Hole Craziness

    • HPR Drill:Solid Carbide Drill for Cast Iron

      HPR Drill:Solid Carbide Drill for Cast Iron

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