Patented Vacuum Mandrel Collection System holds the rivets in the Nosepiece regardless of tool position also assures perfect shock absorption. * Designed with patented "tools assembled with module units in composite housing "for operator¡¦s comfort and ease of service. * Easy adjustable Vacuum Regulator for the best efficiency in setting different size of blind rivets. * Easy adjustable Head & Nut designed for obtaining the most effective stroke. * Two-piece Ultra Jaw made from high-grade tool steel and special heat treatment for durability. * Forged and heat treated aluminum alloy made Hydraulic Section for the best rigidity. * Side-mounted Swivel Air Inlet Joint for the best maneuverability of the tool. * More efficient and faster rivet setting than compatible designs in the field.