Ключевые слова: chasing, chrome, clean thread, closeup, cutter, cutting edges, cutting thread, die, drill, empty, engineer, engineering, equipment, final tap, fix, hand die, hand tool, hole, industrial, industry, inside, internal, isolated, machine, machinist, manufacturing, mechanical, metal, metalwork, metric, object, reflexion, repairing, room, screw, screw thread, set, socket, spiral, stainless, steel, tap, taper, technology, thread, thread former, threaded, threading, tool, work,