This is a rare, clean spiral ratchet screwdriver, in very good used condition! It is marked "MILLERS FALLS GREENFIELD MASS. MADE IN U.S.A. NO. 61A PATENTED MARCH 30, 1926" on the nickel plated area between the handle and the selector switch. It measures 17" long overall fully extended without the bit in the chuck, has a rosewood stained hardwood handle. The wood handle is solid with about 97% of it's original finish intact, we note a number of tiny to small scratches, light bench wear, as shown in the pictures. The steel screwdriver head and shaft is in very good useable condition with very little wear. Nickel plating is 99% intact. The selector on this one moves smoothly and holds position very well, three position, left, right, lock. The spiral function is not spring loaded on this one, and can be locked in the compressed position. The bits are removeable, and has a 9/32" or .280" diameter shank, and will except that size in original Yankee tips (2 slot bits included), and the Phillips adapter bit (Ref. Number is T5630A), of which one is included in this purchase along with some various hex bits to fit it. The adapter and hex bits are new, and the slot bits are in very good used condition. A very nice medium sized spiral ratcheting screwdriver! A very nice antique ratchet spiral screwdriver from the 1920's era!