Construction workers unscrew and remove a bolt with screwdriver
unidentify worker Man strong work-worn hands unscrews the with a wrench bolt
Person unscrewing and screwing back a bolt, extreme close up.
Mechanic man in a work gloves at a lorry service station unscrews the bolt. Close up shot
The master unscrews the bolts on the smartphone with a screwdriver
Close up machanic unscrewing bolts of a car clutch. Repairman uninstalling metal car clutch.
a bicycle mechanic uses a tool to unscrew the handlebar bolts
a bicycle mechanic uses a tool to unscrew the handlebar bolts
Worker twisting bolts into industrial installation. Manual worker assembling machine parts at production line. Assembly of industrial unit. Close up of screwdriver twisting bolts in machine parts
Male hands in working gloves unscrewing bolts on industrial equipment and opening huge device. Unrecognizable Caucasian factory worker controls work of concrete mixing unit on plant.
Close-up shot: a male mechanic unscrews a bolt that holds an external part of a motorcycle. Repair and service bike assessment and repair
Close-up footage of a bolt inside the engine compartment of a car being unscrewed and removed. Concept of repair and maintenance, do it yourself.