Lazy Tong Pop Rivet Gun Heavy duty pop rivet gun. Single pull action riveter for fast, repetitive riveting. Heavy duty carbon steel head & lattice. Suitable for rivet sizes: 3.2, 4.0, 4.8, 6.0 & 6.4mm. Comes with a spanner and 5 interchangeable heads attached to the tool. Adjustable head length. Overall length when extended: 820mm. Ideal for joining materials such as sheet metal, plastics, rubbers and laminates. Other rivets and tools available in our shop.