close-up of various screws on white surface. home improvement. use for background, top view

set engineering view top small technology nut industrial pile collection stainless head hinges flat lay industry space chrome iron flanges mechanic naildowels heap dowels building tool hardware zinc steel silver cross equipment workshop construction group drill spiral screw texture work wood fastener repair object metal washers closeup white metallic rivet repairing shiny close-up screws surface home improvement use background