Single Blade Doctor's Knife. Smokey Mountain Knife Works Exclusive 1 of only 250 made. 3-5/8 inches closed. 6-5/8 inches open. Made in USA. " x*x CASE XX x x*x " and "USA 6185 SS" tang stamps. Circle XX shield. TruSharp Surgical Steel blades. Dark Amber Barbed Wire Bone handle. Nickel Silver Factory Scrolled Engraved bolsters. Brass liner.