Medium high angle side shot of African American workman in yellow hat and overall lying under tractor frame and tightening bolts at heavy machinery plant
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Closeup of unrecognizable mechanic using wrenches to tighten bolts on machinery equipment at industrial factory
Full shot of Black factory worker rolling out of under yellow tractor framework and then climbing to tighten bolts inside engine block at heavy machinery production plant
Medium shot of Black male factory worker finishing tensioning bolts or nuts on gear wheel and turning with tired look wiping sweat on forehead at machinery plant
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Unrecognizable mechanic at factory using allen wrench to tighten hexagonal bolts on metal equipment
Car Mechanic Tightened The Bolts On The Details. Engine Repair.
Side shot of African American workman rolling on wheels under tractor frame and tensioning bolts or nuts with wrench at manufacturing plant
Selective focus medium slowmo of workman tensioning bolts or nuts with wrench in large gearwheel of tractor frame on sunny day at machinery plant
Zoom-out high angle shot of Black male workman wearing yellow hardhat and uniform rolling on wheels under caterpillar tractor framework and tensioning bolts or nuts at machinery plant
A man is screwing bolts on the wheel of a car
Worker tightening bolts with screwdriver with nozzle. Tightening bolts on metal surface of industrial machine. Installation of heavy industrial equipment. Using screwdriver when assembling units