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Solid carbide high performance drill Whistle-Notch shank DIN 6535 HE 3,8 mm

Article no.: 123308 3,8

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⌀ DC h7 (mm) Unit price incl. VAT
  • Tool material: Solid carbide
  • Standard: Manufacturer’s standard
  • Version: 12×D
  • Tolerance nominal ⌀: h7
  • Number of cutting edges Z: 2

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    Product details

    Technical Data

    Nominal ⌀ DC 3.8 mm
    Coating TiN
    Tool material Solid carbide
    Standard Manufacturer’s standard
    Version 12×D
    Tolerance nominal ⌀ h7
    Number of cutting edges Z 2
    Point angle 135 degrees
    recommended maximum drilling depth L2 58.3 mm
    Shank DIN 6535 HE to h6
    Through-coolant yes, with 25 bar
    Pilot drill required yes, pilot drill
    Flute length Lc 64 mm
    Overall length L 102 mm
    Shank ⌀ Ds 6 mm
    Shank tolerance h6
    Feed f in steel < 1100 N/mm2 0.1 mm/rev.
    Colour ring green
    Type of product Jobber drill

    Identification numbers & Classifications

    Article number 123308 3,8
    EAN / GTIN 4045197451118
    Manufacturer number 123308 3,8

    Application Table

    Aluminium (short chipping)
    N
    175
    Alu > 10% Si
    N
    135
    Steel < 500 N/mm²
    P
    105
    Steel < 750 N/mm²
    P
    85
    Steel < 900 N/mm²
    P
    75
    Steel < 1100 N/mm²
    P
    45
    Steel < 1400 N/mm²
    P
    30
    INOX < 900 N/mm²
    M
    35
    INOX > 900 N/mm²
    M
    30
    GG(G)
    K
    65
    Uni
     
    wet maximum
     

    Description

    Version:

    Strong core and special point geometry ensure the cutting chisel edges maintain high self-centring accuracy.
    Straight cutting edges
    with slight edge hone and a special flute profile produce short chips.

    Note:

    Flute length LC = L2 + 1.5 × DC.
    For process reliability when using the 12×D deep-hole drill, an initial centre drilling with No. 121068121130 or 3×D pilot drilling operation with No. 122736 is necessary.

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