【6 Different Sizes】6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, 1/4-20NC, can be used for tapping various threads 【High Quality】These spiral groove taps are made of high speed steel with blue plated surface for superior hardness, rust resistance and durability 【Spiral Groove Taps】The thread tapping tool adopts a spiral groove design to facilitate the expulsion of debris during cutting, the tapping is smoother 【Excellent Performance】Spiral groove taps, fast cutting speed for cutting new threads or repairing damaged threads, allowing you to get a smooth tapping experience 【Versatile Taps】This tap set is suitable for drilling machines, tapping machines, CNC machines and milling machines, etc. Taps for wood, plastic, thin copper, aluminum, iron sheet, thin stainless steel and other materials Product Specifications: Item Type: American Thread Tap Sizes: 6-32NC, 8-32NC, 10-24NC, 10-32NC, 12-24NC, 1/4-20NC Material: High Speed Steel (HSS) Function: Suitable for tapping on machine tools Package