It has rivet capacity of .187-in.(4.75mm) dia. x 1-in. (25.4mm) lg. mild steel semi-tubular. The riveter has stroke of 1.25-in. (31.2 mm), throat depth of 6-in. (152.4 mm), and measures 4 x 8 x 14-in. Options include rivet holding jaws for accurate positioning.