Proto Precision can provide welding services for all of your components. All material cut, punched, formed, or lasered can be welded to produce complete parts or subassemblies prior to delivery. Complex to simple fabricating of many types of custom or prototype sheet metal weldments is our specialty. Gas Metal Arc Welding (MIG), Gas Tungsten Arc Welding (TIG) and Resistance Spot Welding are the processes we use.