Boxonly Spiral Point Threading Tap M4 x 0.7mm, for Through-Hole Threads, H2 High Speed Steel, TICN Coated Finish, Round Shank with Square End, Metric Drill Thread Screw Taps Tapping Bit 2pcs

Key Features

• Specifications: Thread Size: M4 x 0.7mm, Thread Tolerance: H2, plug chamfer and right hand thread cutting. 3 Straight flutes are ground to provide downward chip removal.
• Material and Finish: High-speed steel tool is great for general purpose applications, offering high hardness and toughness. TICN coating for improving wear and fusion resistance, long service life.
• Applications: Great for through-hole threads. Can be used for drilling and tapping stainless steel (below 30HRC), aluminum, die steel, ordinary steel, non-ferrous metals, hard plastics, etc. Flutes on the screw tap help to remove chips and debris from the hole.
• How to Use: Suitable for drill presses, tapping machines, CNC and milling machines. Used with tapping oil to get higher quality threads and more durable taps. The point of the tap helps guide it into the hole and reduces the torque required to turn it.
• Warm Tips: Machine taps are suggested to be used with tap chucks with overload protection. It is not recommended for hand use and electric drill tapping. Micro taps (such as M1-M3.5) are mainly used for clocks, watches, low-hardness woods, and soft metals.