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    GT Series

    The WIDIA Victory GT series of high-performance taps represent the highest efficiency in threading operations. Designed for versatility and durability, these taps perform in a wide range of applications. High-performance taps come in a comprehensive selection of chamfer styles including plug, bottoming, semi-bottoming, and roll forms. The GT series taps are capable of machining blind and through holes in steel, stainless steel, cobalt, and nickel-based alloys, as well as aluminum. Available with spiral flutes, and in left-hand form. Victory GT series taps deliver the performance and reliability needed for your threading applications.

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      • P Steel (192)
        • P0
          Low-Carbon Steels, Long Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(159)
        • P1
          Low-Carbon Steels, Short Chipping C < .25%; <125 HB; <530 N/mm^2 UTS(167)
        • P2
          Medium and High Carbon Steels C < .25%; <220 HB; <25 HRC; >530 N/mm^2 UTS(167)
        • P3
          Alloy Steels & Tool Steels C > .25%; <330 HB; <35 HRC; 600-850 N/mm^2 UTS(88)
        • P4
          Alloy Steels & Tool Steels C > .25%; 350-420 HB; 35-43 HRC; 850-1400 N/mm^2 UTS(25)
        • P5
          Ferritic, Martensitic, and PH Stainless Steels <330 HB; <35 HRC; 600-900 N/mm^2 UTS(88)
        • P6
          High Strength Ferritic, Martensitic, and PH Stainless Steels 350-450 HB; 35-43 HRC; 900-2400 N/mm^2 UTS(25)
      • M Stainless Steel (189)
        • M1
          Austenitic Stainless Steel 130-200 HB; <600 N/mm^2 UTS(169)
        • M2
          High Strength Austenitic Stainless and Cast Stainless Steels 150-230 HB; <25 HRC; >600 N/mm^2 UTS(98)
        • M3
          Duplex Stainless Steel 135-275 HB; <30 HRC; 500-1200 N/mm^2 UTS(118)
      • K Cast Iron (51)
        • K1
          Gray Cast Iron 120-290 HB; <32 HRC; 125-500 N/mm^2 UTS(51)
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          Low and Medium Strength CGI and Ductile Irons 130-260 HB; <28 HRC; <600 N/mm^2 UTS(50)
        • K3
          High Strength Ductile and Austempered Ductile Iron 180-350 HB; <43 HRC; >600 N/mm^2 UTS(18)
      • N Non-Ferrous Materials (165)
        • N1
          Wrought Aluminum (114)
        • N2
          Low-Silicon Aluminum Alloys and Magnesium Alloys Si <12.2%(165)
        • N4
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      • S High-Temp Alloys (277)
        • S1
          Iron-Based, Heat-Resistant Alloys 160-260 HB; 25-48 HRC; 500-1200 N/mm^2 UTS(88)
        • S2
          Cobalt-Based, Heat-Resistant Alloys 250-450 HB; 25-48 HRC; 1000-1450 N/mm^2 UTS(119)
        • S3
          Nickel-Based, Heat Resistant Alloys 160-450 HB; <48 HRC; 600-1700 N/mm^2 UTS(119)
        • S4
          Titanium and Titanium Alloys 300-400 HB; 33-43 HRC; 900-1600 N/mm^2 UTS(70)
      • H Hardened Materials (5)
        • H1
          Hardened Materials 44-48 HRC(5)
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          Hardened Materials 48-55 HRC(5)
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      Thread Tolerance Class ANSI
      Thread Tolerance Class ANSI
      • 2BX (32)
      • 3BX (70)
      Thread Tolerance Class ISO
      Thread Tolerance Class ISO
      • 6H-I (32)
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      Connection Style
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      • Cylindrical with Drive Square (645)
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      • 0 (3)
      • 2 (95)
      • 3 (340)
      • 4 (136)
      • 5 (28)
      • 6 (48)
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      Tap Standard
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      GT30 • Metric DIN 371, 374, and 376 • Form C Semi-Bottoming Chamfer
      (27)

      GT30 • Metric DIN 371, 374, and 376 • Form C Semi-Bottoming Chamfer

      GT02 • Metric DIN 371, 374 and 376 • Form C Semi-Bottoming Chamfer
      (11)

      GT02 • Metric DIN 371, 374 and 376 • Form C Semi-Bottoming Chamfer

      GT30 • Metric ANSI • Form C Semi-Bottoming Chamfer • Steel and Stainless Steel
      (57)

      GT30 • Metric ANSI • Form C Semi-Bottoming Chamfer • Steel and Stainless Steel

      GT86 • Machine Screw and Fractional • Form C Semi-Bottom Chamfer • DIN Length ANSI Shank • Wrought and Cast Aluminum
      (14)

      GT86 • Machine Screw and Fractional • Form C Semi-Bottom Chamfer • DIN Length ANSI Shank • Wrought and Cast Aluminum

      GT86 • Form C Semi-Bottom Chamfer • Metric • DIN Length ANSI Shank • Wrought and Cast Aluminum
      (8)

      GT86 • Form C Semi-Bottom Chamfer • Metric • DIN Length ANSI Shank • Wrought and Cast Aluminum

      GT72 • Machine Screw and Fractional • Form B Plug Chamfer • DIN Length ANSI Shank • Wrought and Cast Aluminum
      (16)

      GT72 • Machine Screw and Fractional • Form B Plug Chamfer • DIN Length ANSI Shank • Wrought and Cast Aluminum

      GT72 • Form B Plug Chamfer • Metric • DIN Length ANSI Shank • Wrought and Cast Aluminum
      (12)

      GT72 • Form B Plug Chamfer • Metric • DIN Length ANSI Shank • Wrought and Cast Aluminum

      GT90 • Machine Screw and Fractional • Form D Plug Chamfer • Nickel- and Cobalt-Based Alloys
      (33)

      GT90 • Machine Screw and Fractional • Form D Plug Chamfer • Nickel- and Cobalt-Based Alloys

      GT90 • Form D Plug Chamfer • Metric ANSI • Nickel- and Cobalt-Based Alloys
      (19)

      GT90 • Form D Plug Chamfer • Metric ANSI • Nickel- and Cobalt-Based Alloys

      GT92 • 3-4 Pitches Chamfer • Metric ANSI • Nickel- and Cobalt-Based Alloys
      (13)

      GT92 • 3-4 Pitches Chamfer • Metric ANSI • Nickel- and Cobalt-Based Alloys

      GT92 • Machine Screw and Fractional • 3-4 Pitches Chamfer • Nickel- and Cobalt-Based Alloys
      (36)

      GT92 • Machine Screw and Fractional • 3-4 Pitches Chamfer • Nickel- and Cobalt-Based Alloys

      GT26 • DIN Length ANSI Shank • Form E Bottoming Entry Taper • Machine Screw and Fractional • Roll Form Taps • Steel and Stainless Steel
      (23)

      GT26 • DIN Length ANSI Shank • Form E Bottoming Entry Taper • Machine Screw and Fractional • Roll Form Taps • Steel and Stainless Steel

      GT20 • Metric DIN 371, 374, and 376 • Form D Plug Chamfer
      (31)

      GT20 • Metric DIN 371, 374, and 376 • Form D Plug Chamfer

      GT20 • Metric ANSI • Form D Plug Chamfer • Steel and Stainless Steel
      (53)

      GT20 • Metric ANSI • Form D Plug Chamfer • Steel and Stainless Steel

      GT82 • Machine Screw and Fractional • Form C Semi-Bottom Chamfer • DIN Length ANSI Shank • Wrought and Cast Aluminum
      (19)

      GT82 • Machine Screw and Fractional • Form C Semi-Bottom Chamfer • DIN Length ANSI Shank • Wrought and Cast Aluminum

      GT24 • Metric • DIN Length ANSI Shank • Form C Semi-Bottoming Entry Taper • Roll Form Taps • Steel and Stainless Steel
      (9)

      GT24 • Metric • DIN Length ANSI Shank • Form C Semi-Bottoming Entry Taper • Roll Form Taps • Steel and Stainless Steel

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            Hardness (HB)

            Hardness (HRC)

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