The welder uses current generators and transformers, automatic and semi-automatic welding machines, templates, gauges and molds to avoid deformations, pliers, electrodes, clamps for contact, hammers for removing slag, steel wire brushes for cleaning the welded area, thermal pencil . Graduated lines, volume meter, ammeter, manometer, etc. are used as measuring and control instruments Must know either MIG-MAG welding or Ttig-mig welding Prepares and checks the welding machines; Fits the parts for cutting or welding; Cleans and controls the component parts from possible defects, impurities; Regulates the voltage/intensity of the electric current; Welds and cuts metal and plastic; Consolidates the worn parts by covering them with layers of alloys; Controls finished parts using specific measuring devices: Interprets and uses the technical documentation; Always takes care of the integrity and proper functioning of the tools and devices used in the activity carried out; Takes all the measures to protect the patrimonial elements of the company, informing the management about the detected irregularities; Verbally warns the other personnel structures about the dangers existing during the performance of the activity; Checks the inscription of the rings and prepares the work report from the drum; Check the width and thickness of the strip by means of a subler and a micrometer; Always check that there is tape stock in the battery