Camlocks (also known as cam and groove couplings) enables you to quickly connect and disconnect your hose and pipework. They are designed to carry gases, powders, liquids, vapors, and granules. Camlock couplings operate by opening the coupler arms and inserting the adaptor into the coupler. The arms are folded down into a position to complete a tight join. TEC Industrial supply aluminum, polypropylene, and stainless steel.