The knife measures 3 ¾ inches long closed, with a 2 1/8 inch master blade and a 1 7/8 inch pen blade. Both blades are marked "Miller Bros. U.S.A.", and both are 90% full. The pen blade is a bit slow; the master blade has strong snap. The knife has imitation-ivory celluloid handles, with "OFFICE KNIFE" on one side in black ink. Brass liners and pins.