shaft, jockey, bed, ass, hump, bonk, bang, make out, drive in, shag, more...

unscrew, dismantle, disassemble, disconnect, detach

flathead, Phillips, hex, torx, square, slotted, socket head, machine, wood, more...

single, tangent, small, idle, endless, long, handed, binding, large, threaded, twin

threaded fastener,   to hell with,   boat propeller,   twisted fastener,   metal bolt,   twist fast,   twist tight,   turned fastener,   to copulate,