"Ideal for use where considerable number of 37� flares in stainless steel tubing must be made. Built to withstand continuous rugged service. " "Ball thrust mechanism reduces effort required. Hardened tool steel die features non-slip grip of tubing, even after repetitive flaring. Bar has vise extension. " Flaring Capacity: 1/8,� 3/16,� 1/4,� 5/16,� 3/8,� and 1/2� O.D. tubing. Forms 37� JIC flares in annealed stainless steel (MIL-T-6845 or AMS-5566), cold drawn stainless steel, and annealed copper, brass, steel or aluminum.