The Faithfull Heavy-Duty Hand Riveter has an easy 4-in-1 dial head for rivet sizes 2.4mm, 3.2mm, 4mm and 4.8mm. This handy feature means that no nozzle change is required. The riveter's handle is made of drop forged steel and its body is made from aluminium alloy with a steel insert. Its jaw is made from a high grade steel alloy. For easy loading and ejecting, the riveter has a return spring. 5 year guarantee.This Kit is supplied in a storage case with approximately 100 assorted rivets.