Precise Standard H.S.S. 4 Flute Taper Hand Tap, 7/16″-20 Thread Size, Thread Limit H3

• H.S.S. – High Speed Steel
• Hardness: 58 to 60 RC
• Series: F3
• Finish Coating: Bright
• Use as a starting tap and for cutting standard screw threads.
• For machine tapping operations in ferrous and non-ferrous materials.
• Chamfer of 7-10 threads.
• Size Type: ANSI
• Cutting Direction: Right Hand
• Chamfer Style: Taper
• Flute Shape: Straight Flute
• Workpiece Material Range: Steel, Non-Ferrous, Cast Iron, Plastics

For More Precise Standard H.S.S. Taper Hand Taps – Fractional Sizes Click Here