Having been in the rock bit business since 1985, USA ROCK BIT, INC. is well positioned to assist today’s driller with the latest products available. We stock a complete line of refurbished bits in both steel tooth, tungsten carbide ranging from 2 7/8″ to 36″ and PDC. We also have a sizable inventory of new surplus bits that are offered at substantial savings to drillers and export suppliers.