Surface mining. Underground mining. Quarry work. They all need outstanding tire traction, protection, and performance—they all need the power of STTC. STTC relies upon the Michelin, Yokoham, and Camso product lines to supply the new tire needs of this sector.We operate a fleet of boom and mini-boom trucks to service the needs of our customers. Whether you’re working with dozers, graders, loaders, dumpers, or other heavy-duty equipment, STTC can help you keep your costs down and your productivity up.