... 60hz VRD,lift arc, Summary The ARC315D riland high frequency welding machine brings more power to the table with a ... protection against electric shock function. This machine comes with an adjustable welding amperage current that ranges from 20amps ... Contractors, Shipboard Installation/Repair, Dairy Industry, Construction, Ferrous Welding Industry, Portable Requirement, Boat service/repair, HVAC, Light ...