Hand Operated Drum Pump, Self-Priming Yes, Metered No, Includes Discharge Hose Yes, Piston Material Acetal, Features Hand Pump that Provides Clean, Quick, Hassle Free Transferring or Evacuating of a Wide Variety of Media Including Engine Oil, Coolants, Transmission Fluid, Power Steering Fluid, Oils, Diesel, Water, Antifreeze, Etc. has a Non-Corroding Premium Brass Const, Seal Material Buna-N WARNING: This product can expose you to chemicals including Lead, which is known to the State of California to cause cancer, and Di-isodecyl phthalate (DIDP), which is known to the State of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. - Nickel (Metallic)