Top-Vigor M9 X 0.75Mm Metric Tap And Die Set, Right Hand Machine Thread Tap With [Size Package] Right hand tapping direction; Package includes 1 x Thread Tap and Die Set. Tap Size: thread length: 20mm / 0.79"; overall length: 66mm / 2.6"; square shank: 5.5mm / 0.22"; Die Size: outside diameter (OD): 25mm / 0.98"; thickness: 7mm / 0.28". [Features]: This high-speed steel straight flute tap offers efficient threading with rapid downward chip removal. It combines hardness and toughness for excellent wear resistance. The alloy tool steel die features a conical locking hole for secure fastening, providing high torque, toughness, and durability without loosening. [Easy to Use]: The dies can be paired with a die wrench (not included). Simply insert the fastening screw into the slot of the die and tighten. Machine taps are compatible with drill presses, tapping machines, CNC machines, and milling machines. This hardened threading set is user-friendly, reducing fatigue and offering high resistance to corrosion and wear. [Wide Applications]: The die is ideal for processing, correcting, or cleaning external threads, while the thread tap is suited for creating through-hole or shallow-hole female threads. It?s suitable for tapping materials such as stainless steel, aluminum alloy, cast iron, copper, aluminum, and plastic, making it perfect for maintenance and repair work. [Tips]: Using tapping oil can improve thread quality and extend the life of taps and dies. Apply suitable lubricating oil to the cutting edge when tapping, and reverse every 1/4 to 1/2 turn to help discharge chips from the die.