two fellow workers greeting each other with a handshake using their fists as a of companionship, friendship and solidarity

adult adults agreement amity arm background black body brotherhood bump business collaboration colleague colleagues communication community companionship company connection cooperation corona coronavirus covid coworkers deal dirty diverse diversity each ethnicity express expression expressions fellow fingers fist fists fraternity friend friends friendship gesture greet greeting hand hands handshake hello human industrial industry knuckles male man mechanic meeting men monochrome other people power punch shake shaking solidarity strong support symbol team teamwork technician together two union unity virus white worker workman workplace