two matching c. 1950's refinished vintage industrial adjustable height swivel seat stools salvaged from a south side chicago tool & die factory. each stool retains the original maple wood saddle seat and slightly contoured oval-shaped backrest. the four-legged bases are comprised of bent tubular steel. the locking mechanisms remain in working condition. steel disc leveling shoes intact. likely manufactured by the adjusto equipment co., bowling green, oh. priced for the pair.