Squid Ink's SQ-F-A laser coding system is designed for high-speed automotive, electronics, medical, aerospace, beverage, and other key coding applications. The SQ-F laser can permanently mark on almost all common metals including precious metals, stainless steel and hardened steel, copper, anodized aluminum, and more. It also marks on non-metals such as aluminum foil, PVC, ceramics, plastics, rubber, composite materials, and more.