Profile: Thompson International, Inc. is a producer of products for the drilling industry. We offer tungsten carbide insert bits, milled tooth bits, tungsten carbide inserts, down-the-hole hammer drill bits, drag bits and hole openers. Our tungsten carbide inserts are designed in various sizes, shapes and hardness grades, to suit the particular characteristics of the formations to be drilled. Our drag bits are designed to be used in soft drilling material with compressive strengths of 2000 PSI and under.