... services.2.Technical specifications: Product namePrecision cnc parts / cnc partCapabilitiesCNC center machining, Milling, drilling, turning, grinding, tapping, ... ,Brazing,Cross,Drilling,Grinding,Knurling,Laser Cutting,Milling,Slotting,Surface,Grinding,Tapping,Threading,Ultrasonic Welding, ... ,Brass,Hardened metal,Precious metal CNC aluminum cylinder with inner threaded lathe parts in dongguan china ...