Custom-machined plastic and stainless steel tubular components with precisely drilled holes and precision O.D. and I.D. features for use in water and other liquid filtration and RO systems are available to original equipment manufacturers from Marshall Manufacturing Company. Tube materials include stainless steel, PVC, CPVC, ABS, polysulfone and others in lengths to 96 inches (2,438.4 mm) and diameters from 0.5 up to four inches (12.7 to 101.6 mm). Up to 72 holes with 0.75-inch (19.05 mm) spacing or up to 48 holes with one-inch (25.4 mm) spacing can be produced in a single drilling cycle. http://www.marshallmfg.comgeneral@marshallmfg.com