... enough to keep the mould injection2. The extreme cooling system, optimized hot runner system of the mould.3. P20H steel for good ... equipment, including Matched Mold Machine, Deep Hole Drilling Machine, CNC Milling Machine, Drilling Machine, Grinding Machine, Wire Cutting Machine, EDM, Precise Engraving Machine, Lathe Planning Machine ,Fly Cutter MachineQuality ...