Hand Operated Drum Pump, Self-Priming Yes, Metered No, Includes Discharge Hose Yes, Piston Material Viton, Features Light Weight, Seal Material Viton, For Use With Low-Viscosity Fluids, For Container Type Bucket, Drum, Pail, Includes Bung Adapter Yes, Includes Nozzle No, Adapter Material Polypropylene WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Nickel (Metallic)