The GRACO 19Z012 is a low-speed peristaltic hose pump designed for industrial fluid handling. It features a CSM (chlorosulfonated polyethylene) hose and a Hastelloy-C barb, powered by an AC motor. This pump is engineered for metering or transferring caustic, abrasive, or sensitive materials, offering reliable performance and extended hose life due to its unique single-roller design.