Single Blade Copperlock Pocket Knife. 4-1/4 inches closed. 7-1/4 inches open. Made in USA. " x x x CASE XX USA 81549L SS *x*x* " (with lightning bolt S) tang stamp. Stainless steel blade. Beautiful abalone pearl handle. Nickel Silver bolsters and liner. Right front bolster etched "CASE XX". With original felt clamshell case and cardboard sleeve.