West-Bond 545657B Semi-Automatic Three-Way Convertible 45° Wire Feed Wedge 90° Wire & Ribbon Feed Wedge Gold Ball Wire Bonder currently set up with the Wedge Bond Head and 90° Feed Clamps, making it a 5600B.  Includes:  Olympus SZ3060 StereoZoom Microscope, Heated Workholder with Digital Temperature Controller Other heads/clamps are not currently available. NOTE: workholder shown is not necessarily the one you will receive; Guaranteed Functional! FOB:  CALI