Shanghai Well-Sun Precision Tool Co.,Ltd is a professional corporations of producing carbide tungsten Cutting Tools, make pcb drill bits(Φ3.20mm～Φ10.00mm) and cutting tolls used in machinery industry.The annual output of drill bits is above four millions. We adopt five 5-axis ANCA CNC grinder and plunge grinder as major professional equipment. The engineers have rich experience in PCB tools R & D, based on quality and innovation as the start point and the final objective; we manufacture high quality products at reasonable cost by strictly process steps.
