our company start to produce thread rolling machine and tools since 1995, we have grinding machine cnc machine, drilling machine, broaching machine, lathe, ect also have 5 sets vacuum furnace we can control tools hardness well normally we did is HRC58-62 , material is Cr12MoV for machine gearbox we used is turbo gearbox can reduce noise can txend the life of the machine, for the oil pump and main hydraulice motor are from taiwan, we also have many carefully desings for operator hope we have good cooperate with u in the future