5 Pcs M3 M4 M5 M6 M8 Thread Tap Set Metric Spiral Point Taps Nitriding Coated Machine Screw Drill Tap Bits Thread Tapping Tool

Key features

• Standard coarse thread, M3*0.5, M4*0.7, M5*0.8, M6*1.0, M8*1.25.
• Spiral Point Taps with downward chip removal design, which is perfect for pre-drilling through hole tapping, it's not recommended use on blind hole tapping.
• Made from high speed steel 6542, nitriding coating greatly improves heat resistant, hardness and wear resistanceand make the service life longer.
• They are used to cut new threads or repair damaged threads, you will have a smooth tapping experience with them.
• Suitable for low-carbon steel, thin stainless steel, aluminium and so on, not for high hardness material such as High-Carbon Steel, etc.

Features: -Type: Spiral Point Taps -Standard: Metric -Size: M3 M4 M5 M6 M8 -Applicable Hole Type: Through Hole -Shank: Round Shank with Square End -Material: High Speed Steel 6542 -Surface Treatment: Nitriding Coated Specification: -5 x Metric Tap including M3 Tap, M4 Tap, M5 Tap, M6 Tap, M8 Tap.

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