Vise mounted or handheld, create formed beads as found on OEM style fuel lines, heater cores, radiators, inter-coolers, vacuum, ducts and more. Bead Form beads are created with hardened, gear-driven steel forming rolls. Use the Bead Former JR for creating precision beads of approximately 0.025" in 0.028" wall, 5/16" O.D. steel tubing. Great for fuel, nitrous and high pressure refrigerant lines! 1 Year limited manufacturer's warranty. Made in USA.