Oiler, Height (In.) -, Width (In.) -, Thread Size -, Bowl Dia. -, Tin Coated Steel Sheet, Capacity 6 fl oz, Function Feeds a Drop or a Stream of Lubricating Oil, Stays Primed for Instant Use, For Use With Lubrication of Machinery/Vehicles/Products Using 10W and Higher Weight Oils, Includes Steel Pump with 2 Ball Valves, Spout Length (In.) 4 in 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)