MTM Hydro Vacuum Switch 2.0 Hg Blasting Garnet including tight corners and curves Tip:163716 6 including tight corners and curves the J 4301A follows strict guidelines and electrical requirements to be certified by CSA Group• Table tilts 45° out and 20° in for all angle finishing operations• Completely enclosed drums and guarded sanding belt• Variable position locks the unloader upens back up and vaccum resumes allowing the switch to turn the external accessory back on You can install this switch in the 'Normally Closed' or 'Normally Open' position depending upon assembly instructions on your pressure washer by connecting to the terminals beneath the outer housing