Unique Bargains Metric Cobalt High Speed Steel Machine Spiral Flute Tap and Twist Drill Bit Set

Spiral flute design, upward chip removal, right-hand thread cutting, and fast tapping with accuracy. Suitable for processing holes and sticky materials, and tapping stainless steel, aluminum, die steel, bronze, hard plastics, etc. Used on drilling machines, tapping machines, CNC machines, and milling machines. Use with tapping oil to get higher quality threads and more durable taps. Machine taps are suggested to be used with tap collets with overload protection. Hand use can easily cause breakage to the tap due to uneven force. Spiral chip space design for fast and clean chip removal. The cutting edge provides smooth cutting and no glitches. Chips are not easy to stick to the tool. Cobalt high-speed steel tool features high hardness and high red hardness, high wear resistance, good for general-purpose applications. A suitable lubricant is conducive to cutting or cooling, making cutting easier, improving smoothness, and dimensional accuracy. Combined with the material to be processed, select an appropriate feed rate and cutting speed to improve the tool life and obtain better processing accuracy and performance.