metal bolt and screw. realistic steel nails, rivets and stainless self-tapping screw heads with nuts and washers.

background bolt chrome circle collection constructing construction design detail different element equipment fasteners fastening flat hardware heads hexagon icon illustration industrial iron isolate isolated metal nails nuts object pin realistic repair rivets screw screwdriver screwed screwing selftapping set sign silver stainless steel studs tools top vector vis vise washers white