The NE136B is a Two-Hose Manifold to be used with fuel “B” connections.
The Grade "R" hose is recommended for use with acetylene only. Replacement hose for Handi-Heet™, 12.5 ft. with B hose fittings.
The NE135B is a Two-Hose Manifold to be used with oxygen “B” connections.
Two-in-one hoses - "R" Grade hose for acetylene only and green for oxygen. Replacement hose with B hose fittings for torch series SC Heavy-Duty, MC Medium-Duty and Toughcut™. Diameter of 3/16" (5 mm).
The 7294-1 Single Black Hose 6 ft 1/4 in is a black single welding hose for use with Inert gas. For use with flow gauges and flowmeter regulators.