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​Material Specific Machine Taps

 


HSS-E-PM Shark Line Application Taps, DIN ANSI Standard

Dormer's Shark-Line range of material specific taps offer increased performance and accuracy over standard HSS taps. Manufactured from powder metallurgy cobalt steel (HSS-E-PM), each tap features a colored ring denoting recommendation for use on specific materials:

White Ring Taps for Cast Iron

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  • Straight flute design for threading of through and blind holes in short chipping materials

  • Pr​emium grade powder metallurgy steel for excellent productivity and tool life

  • Thread forms available: UNC, UNF, M, MF

  • Semi-bottoming & full-bottoming chamfers available (C=2-3 threads) (E=1.5-2 threads)

  • TiAlN top coating to promote excellent performance and tool life

  • Codes: E814, E914, E815, E915​ (UNC-UNF)

  • Codes: E630, E770, E631, E771 (M-MF)


Blue Ring Taps for Stainless Steel

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  • S​piral point and spiral flute (40°) options

  • Spiral flute designs feature a back taper to facilitate chip evacuation, reducing both chipping on last threads and also torque when tap reverses

  • Thread forms available: UNC, UNF, M & MF

  • Available in 2B or 3B Class of Fit

  • Super B (TiAlN + WC/C) coating with additional edge treatment

  • Codes: E813, E913, E629, E769 (spiral point)

  • Codes: E812, E912, E629, E768 (spiral flute)

Red Ring Taps for Alloy Steel

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  • ​​Spiral ​​point and spiral flute (45°) options

  • Spiral ​flute options feature special flute geometry which prevents nest formation of chips, reducing risk of re-cutting chips on reversal

  • Thread forms available: UNC, UNF, M MF

  • TiAlN-Top coating with additional edge treatment

  • Codes​: E811, E911, E627, E767 (spiral point)

  • Codes: E810, E910, E626, E766 (spiral flute)

Yellow Ring Taps for Low Alloy Steel

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  • ​Spiral point and spiral flute (40°) options

  • TiAIN-Top coating with additional edge treatment

  • Thread forms available: UNC, UNF, M, MF

  • Spiral flute options feature special flute geometry which prevents nest formation of chips, reducing risk of re-cutting chips on reversal

  • Codes: E809, E909, E625, E765 (spiral point)

  • Codes: E808, E908, E624, E764 (spiral flute)

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For more information on our complete range of taps, please click here. ​

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