Straight Flute Tap: Straight flute design, downward chip removal. Right hand thread cutting, fast tapping with accuracy. Suitable for processing through holes. For tapping aluminum, die steel, stainless steel, bronze, hard . This tap can be used to cut new threads or repair damaged threads, thereby effectively extending the use time of screws Usage of Tap: Used on drilling machines, tapping machines, CNC and milling machines. Use with tapping oil to get threads and more taps. Machine taps are suggested to be used with tap collets with . Twist Drill Bit: Spiral chip space design for fast and clean chip removal. cutting edge provides smooth cutting and no glitches. Chips are not easy to stick to the tool. For drilling stainless steel. With this product, you can finish tapping on stainless steel, iron, aluminum, copper, general steel and other materials., Manufacturer: DJHGNFRDK