They feature a black-oxide-finish body and jam nut, and steel-nitride plunger pin. The plastic sleeve has a comfortable finger grip and is made from a matte-black, glass-fiber-reinforced nylon that withstands 110°C (230°F) temperatures.
J.W. Winco Inc., 815 S. Calhoun Rd., New Berlin, WI 53151, (800) 877-8351, jwwinco.com