The COVAL Vacuum Managers Standard Suction cup fittings IM-IF series are available in stainless steel. The adjusted diameter trims the leaks when a multisection pad unit is utilized in the Nozzle fittings version. The COVAL Standard Suction cup fittings IM-IF series come in the male and female fittings. The Suction cupare available in various sizes. They also have Hollow screws, adapters for hollow screws, rivets and the radial outlet is screwed. The suction cup fittings come in various models for these suction pads: VSAG 110 and 150 and VPG 120 to 100.