Ajax Sets are designed with the professional in mind. From the master mechanic to the body specialist, these sets are used in a wide range of professional applications. Ajax Rivet / Zip Gun Chisels are manufactured from high grade alloy steel. These chisels are offered in various shank and point styles, and receive varying degrees of hardness to fit the specific application that is required. This class of chisels is used for metal cutting, scraping, splitting, and driving applications.