Zinc Alloy Die Casting High frequency Oscillator/Vibrator/Pendulum Material: ZDC3 high quality, good service, quick dlivery Zinc Alloy Die Casting High Frequency Oscillator/Vibrator/Pendulum1 ... .6)Processing equipments: 200T-800T aluminum die casting machines, hydraulic press, wire cutting, milling machine, grinding machine etc.7)We are ...