Product Description Pulse technique used in this machine is imported from Japan. This machine is for two purposes: DC argon arc welding and manual welding. Lts control circuits adopt integrated circuits, reduclng the interference form the external circumstance. Lt has the following functions; Argon-delaying; Pulse; Spot welding; Long welding; Short welding; Current-decaying. Current & voltage output is steady; Welding seams are beautifully. Lt can be suitable for the welding in special applications.,