Cable junction sleeves of metal; Couplings and joints of metal for pipes; Metal couplings and joints for pipes; Metal hose fittings; Metal pipe connectors; Metal pipe couplings and joints; Pipe connectors of metal; Pipe coupling of metal; Metal adapters for use with hydraulic and pneumatic systems; Metal couplings for use with hydraulic and pneumatic systems; Metal manifolds for use with hydraulic and pneumatic systems; Metal thread adapters for use with hydraulic and pneumatic systems