Thread Length 1-1/16″ Shank Diameter .5625″ Overall Length 2-7/16″ Travers Catalog Items yes

YMW Vanadium H.S.S.ZELX SS NPT Spiral Flute Pipe Tap, 1/4″-18 Thread Size

• H.S.S. – High Speed Steel
• The ZELX SS utilizes a Vanadium HSS spiral flute design that simplifies tapping Stainless Steel, providing improved threads and longer tooling life.
• 4 Flute.
• Cutting Direction: Right Hand
• Finish Coating: Black Oxide
• Chamfer Style: Bottoming
• Pitch Form & Profile: 60
• Pitch Tolerance: +.00025″/-.00000″
• Tolerance_Overall Length: .31″
• Tolerance_Shank: -.0015″
• Tolerance_Shank Square: -.004″
• The nominal size of a pipe tap is that of the pipe fitting to be tapped, not the actual size of the tap, the thread tapers 3/4 of an inch per foot.
• Designed for difficult jobs including the stainless family of materials as well as alloy steels, high carbon steel and ductile irons.
• Custom blended vanadium high speed steel.
• Taps have an oxide surface treatment.
• Workpiece Material Range: Steel, Stainless Steel, Cast Iron

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