06 ago FINE THREAD PITCH HALF NUTS HEXAGON THIN LOCK NUT METRIC A2 STAINLESS STEEL
They are usually used together with machine screws, power tools, pipe fittings, threaded rods, pipe Nipples, bolts, screw, and other components with external threads. Instruction: Easy to use, directly screw the hex nuts on bolts or screws for fastening the parts....