electric drill on a construction site. the screwdriver in the master's hand closeup. building concept. stairs. the staircase

39aph39 activity architectural basement battery bluecollar building built cement closeup concept concrete construction cordless craft craftsperson drill electric equipment exterior fasten feature formwork frame hand handyman human industry master material mounting person photography power professional repair screw screwdriver site staircase staircases stairs steps structure sunlight tool unrecognizable wooden work worker working workshop