Single Blade Mini CopperLock Pocket Knife. 3-1/2 inches closed. 6-1/4 inches open. Made in USA. "Case XX USA* 31749L CV" (1 dot) tang stamp. Double Oval 'Open C' CASE shield. Chrome vanadium blade. Smooth yellow composition handle. Nickel Silver bolsters. Brass liner. With original box and paperwork.