A tough and durable wide, flat, angle head ergonomic strain-reducing design parts cleaning brush for "BIG JOBS" make cleanup a breeze. Features Flow Through with a shutoff valve to control solvent flow through the bristle head. Designed for industrial parts washers with solvent circulating pumps. PCB14 delivers a continuous stream of solvent through the centre of the bristle. Unlike other brushes it is made for use in petroleum or water based cleaning solutions - perfect for your harshes cleaning requirements and it will last and last!* Flat brush head for large surface cleaning* Strain-reducing ergonomic design* Shutoff valve to control solvent flow* Durable injection molded handle with ribbed design for firm grip* Long-lasting, stiff polyester filament unique to this product can be used in either petroleum- or water based cleaning solutionsSpecifications:Length: 30 cm (11.75")Weight: 163 g (5.76 oz)Filament: Specialised tapered polyesterBristle Dimensions:Width: 65 mm (2 9/16")Thickness: 19 mm (3/4")Length: 63.5 mm (2 1/2")Tubing to connect to solvent circulating system available, see Part#'s: PCH01 & PCH02