260 Brass Round Tube, Material Brass, Outside Diameter 5/16 in, Inside Diameter 0.254 in, Wall Thickness 0.029 in, Overall Length 36 in, Material Grade 260, Mechanical Finish Mill, Standards ASTM B135, Application Automotive, HVAC, Plumbing, System of Measurement Inch, Shape Round Tube, Package Quantity 5 Choose tough, 3 ft. brass tubing for plumbing, HVAC, and automotive applications. It can be bent and cut to the required shape and length, and is telescopic with adjacent sizes. Seamless tubing is ideal for use in day-to-day pipe work, as well as for bushings, spacers, guide standoffs, and bearings.