The SB Series of shank brushes can be remotely mounted and fed from valves on a central dispenser. Available with either round or flat brush. Standard Features: 1/8 inch PTF female connection or 1/8 inch NPTF male connector 1/2 UNF mount 3 sizes of round and 4 sizes of flat nylon brushes available for PTF shank 3 sizes of round and 3 sizes of flat stainless steel brushes available for NPTF shank Temperature Rating: Nylon maximum working temperature up to 250°F (121.1°C) For temperatures over 250°F (121.1°C), please specify stainless steel