VEGA's manufacturing processes used in the production of our fastener driving tools are regarded to be some of the best in the world today: Consistent dimensional accuracy through CNC machining, State-of-the-art proprietary heat treatment processes, Superior quality materials including S2 modified steel and Diligent testing and quality control. These features result in the most proven durable fastener driving tools on the market. Reduced cam out and extended service life are the benefits consistently experienced by our end users. Our products meet ANSI or ISO specifications where applicable.