ABICOR Binzel's WH-505 Water-Cooled Torch consists of the Robo WH torch body with neck-change mechanism, integrated wire cutter, cable assembly and central connector, WZ-2. The neck style must be specified and necks ordered separately. At least one spare neck should be purchased for use as back-up during tip and nozzle replacement. A WH Neck Alignment and Test Jig is recommended for checking the neck geometry and correcting the alignment as necessary before reusing.