A GERMAN COMBINED WHEEL-LOCK SPANNER, POWDER-MEASURE AND TURNSCREW, EARLY 17TH CENTURY with octagonal body decorated with filed mouldings, graduated measure numbered from one to four (retaining screw missing), the head pierced with three square apertures, and three terminals cut as a square turnscrew, double prong and the third cut for the wheel 17.2 cm; 7 3/4in head