professional mechanical operation man wear uniform hardhat and goggles safety workers are tightening bolts workshop

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Professional mechanical operation man wear uniform hardhat and goggles safety workers are tightening bolts on workshop Royalty Free Stock Photo

Professional mechanical operation man wear uniform hardhat and goggles safety workers are tightening bolts on workshop

Asian professional mechanical operation man wearing uniform hardhat and goggles safety workers are tightening the bolts on workshop metal lathe industrial manufacturing factory, Heavy industry