KOR-LOK

Elbows of metal for pipes; pipe fittings of metal for use as building materials; grease nipples; junctions of metal for pipes; manually operated valves of metal other than parts of machines; [ ferrules of metal for canes and walking-sticks; ] metal compressed air duct fittings; collars of metal for fastening pipes; manually operated water-pipe valves of metal; bindings of metal; nuts of metal; branching pipes of metal; manifolds of metal for pipelines