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    T640 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional

    Beyond™ Straight-Flute HSS-E-PM Taps • Through and Blind Holes

    Material Number100001813

    T640 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional
    T640 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional
    T640 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional
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    T640 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional
    T640 • DIN 371 and 376 • Form C Semi-Bottoming Chamfer • Machine Screw and Fractional
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    Features and benefits

    • KP6525 TiCN + TiN for cast iron and cast aluminum.
    • Tapping: Through HoleTapping: Through Hole
    • Threading: Blind HoleThreading: Blind Hole
    • DIN number 371DIN number 371
    • DIN number 376DIN number 376
    • Chamfer Form C (2–3)Chamfer Form C (2–3)
    • HSS-E-PMHSS-E-PM
    • Class of Fit: 2BXClass of Fit: 2BX
    • Class of Fit: 3BXClass of Fit: 3BX
    • Flood Coolant: TappingFlood Coolant: Tapping
    • Manufacturer’s Specs: UNFManufacturer’s Specs: UNF
    • Manufacturer’s Specs: UNCManufacturer’s Specs: UNC
    • Tapping Helix Angle: 0°Tapping Helix Angle: 0°

    Tolerances

    shank tolerance
    D fractionaltolerance h6 + / -
    3 6+0, -0,008
    6 10+0, -0,009
    10 18+0, -0,011
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