Compatibility: The M10 x 1 mm metric tap and die set is suitable for making or repairing male and female threads, good for general-purpose applications, and with clear threads to meet processing requirements. Applications: Can be used to process holes in maintenance and repair work. Ideal for drilling and tapping alloy steel, die steel, cast iron, ferrous and non-ferrous materials, etc. The round die made of alloy tool steel offers good abrasion resistance. The tap and die set is sharp and durable. Easy to use: The round dies can be used with an adjustable wrench (not included). The fixing screw in the middle of the wrench must be inserted into the die slot and tightened. Machine taps are used on drill presses, tapping machines, CNC machines, and milling machines. A suitable lubricating oil must be added to the cutting edge of dies and taps when tapping.