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    T680 • Metric DIN 371, and 376 • Form C Semi-Bottoming Chamfer

    Beyond™ Spiral-Flute HSS-E Taps • Blind Holes

    Material Number100004675

    T680 • Metric DIN 371, and 376 • Form C Semi-Bottoming Chamfer
    T680 • Metric DIN 371, and 376 • Form C Semi-Bottoming Chamfer
    T680 • Metric DIN 371, and 376 • Form C Semi-Bottoming Chamfer
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    T680 • Metric DIN 371, and 376 • Form C Semi-Bottoming Chamfer
    T680 • Metric DIN 371, and 376 • Form C Semi-Bottoming Chamfer
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    Features and benefits

    • KSN38 DLC for tapping aluminum.
    • Threading: Blind HoleThreading: Blind Hole
    • Class of Fit: 6HClass of Fit: 6H
    • DIN number 371DIN number 371
    • DIN number 376DIN number 376
    • Chamfer Form C (2–3)Chamfer Form C (2–3)
    • 3861838618
    • Manufacturer’s Specs: MManufacturer’s Specs: M
    • Flood Coolant: TappingFlood Coolant: Tapping
    • Tapping Helix Angle: 45°Tapping Helix Angle: 45°
    shank tolerance
    D inchtolerance h9
    .141–.635+0, -.0015
    .635–1.51+0, -.0020
    1.51–2.01+0, -.0030
    shank tolerance
    Dtolerance h9
    1 3+0, -0,025
    3,5 6+0, -0,030
    7 10+0, -0,036
    11 18+0, -0,043
    Material Groupproduct data image 37232product data image 37233
    Through HolesBlind Holes
    Range m/minRange m/min
    Tap StyleGradeMinStarting ValueMaxTap StyleGradeMinStarting ValueMax
    N1T672KSMN34335065T682, T686KSMN34233546
    product data image 37232product data image 37233
    Through HolesBlind Holes
    Range SFMRange SFM
    Material GroupTap StyleGradeMinStarting ValueMaxTap StyleGradeMinStarting ValueMax
    N1T672KSMN34110160210T682, T686KSMN3480110150
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