group of anchors, bolts or screws and a double end stud on white background

anchor anchoring attach attachment background bolt building civil clamping closeup component concrete construction design diy double dowel drilling end engineering equipment expansion fastener fastening fixation fixing gray group hardware head hexagonal hole home improvement industrial industry inserted inside isolated lead masonry mechanical metal metallic nobody nopeople nylon object part plastic plug professional rawlplug red repair rod screw set shaft single splitribbed steel stud technical technology thread threaded tool type universal various wall white work