closeup of hands of male fitter in protective gloves and uniform with gringer tool for metal work with bunch of sparks in workshop

blacksmith construction crafting craftsman equipment fitter gloves grinder grinding indoor indoors industrial industry labor machine machinery machining male man manufacturing mchin operation metal processing metalwork metalworking polishing product profession professional worker protective shopfloor sparks steel technical technology welder welding workshop closeup hands uniform gringer tool work bunch workshop horizontal orientation