One man welder welds in slow motion. Guy in protective mask working. Good skill. Cool welder makes a lot of sparks. Boy in glasses making a dangerous job slowmotion. Men in protection clothing repairing part details slow mo. Male severe job inside factory. Hard work in slowmotion indoor. Specialist in protective glasses. Close up of portrait indoors. Manual labor slo mo. Manual worker in a factory. Welding spark slowmo closeup. Person in protective clothing at the plant. Workplace in the production of metalworking. People in workwear in the manufacturing process a day slomo. Industrial engineering. Hot flame of fire from the electrode. Human in a protective helmet. Craftsman on the heavy industry. Industrial equipment for iron processing. Steel industry workshop. Weld bright sparking. The crafts person processes metal material slomotion. The electric blue heat arc melts the metal under high temperature. Skilled in safety eyewear. Busy craftsperson on manufacturing equipment. Craftsmen hold hand a tool for welding 4k.