5X Metric Threading Left-hand Thread Cutting Die Tool Set Kit M3 M4 M5 M6 M8 BU
3 0.5 mm (M3); 4 0.7mm (M4), 5 0.8mm (M5), 6 1.0mm (M6), 8 1.25 mm (M8). Die can be installed in DIE wrench using manual processing threads can also be mounted on the die holder on the machine to use.