GARANT Master Form Steel fluteless machine tap with oil grooves HSS-E-PM G1/2

Article no.: 139415 G1/2
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  • Thread type: G
  • Flank angle: 55
  • Tool material: HSS E PM
  • Standard: DIN 2189
  • Tolerance class: ISO 228 X

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    Product details

    Technical Data

    Thread size G1/2
    Coating TiAlN
    Thread type G
    Flank angle 55 degrees
    Tool material HSS E PM
    Standard DIN 2189
    Tolerance class ISO 228 X
    Taper lead form C
    Shank Plain shank with h9
    Through-coolant no
    Application for type of drilling up to 3×D for blind holes; up to 3×D for through holes
    Cutting direction right-hand
    Thread pitch 1.814 mm
    Threads per inch 14
    Thread ⌀ 20.96 mm
    Overall length L 125 mm
    Shank ⌀ Ds 16 mm
    Shank square □ 12 mm
    Tapping hole ⌀ guide value 20.05 mm
    Number of clamping slots 8
    Colour ring blue
    Number of cutting edges Z 8
    Thread depth 62.88 mm
    Series Master Form
    Type of product Fluteless tap

    Identification numbers & Classifications

    Article number 139415 G1/2
    EAN / GTIN 4062406384029
    Manufacturer number 139415 G1/2

    Application Table

    Aluminium (short chipping)
    N
    38
    Steel < 500 N/mm²
    P
    37
    Steel < 750 N/mm²
    P
    35
    Steel < 900 N/mm²
    P
    27
    Steel < 1100 N/mm²
    P
    18
    Steel < 1400 N/mm²
    P
    12
    INOX < 900 N/mm²
    M
    12
    INOX > 900 N/mm²
    M
    7
    CuZn
    N
    22
    Oil
     
    wet maximum
     
    wet minimum
     

    Description

    Version:

    DIN 2189 (≈ DIN 5156). With oil grooves; optimum lubrication effect even in deeper threads.
    GARANT Master Form Steel:
    The latest generation of high-performance fluteless taps, specially developed for use in steels.
    • Optimised polygon geometry for a lower torque.
    • Multi-layer HIPIMS coating for high wear resistance.
    • HSS-E-PM substrate for top process reliability.

    Application:

    For Whitworth parallel pipe threads DIN-ISO 228/1 (threads that do not form a seal within the connection).

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