4300w High Power Precision intelligent Battery Spot Welding Machine 737DH+70B
1） 737DH welding machine 1 set；. 2） 70B welding pen 1pc. 7 ） Welding pins for 70B 2pcs. Automatic trigger welding by press ing. It is the first design for spot welder with delayed welding function with 3level power adjusted in.