Carboline has been providing the metal cutting industry with Premium Cutting Tools since 1979. Continuously owned and operated by the Richter family, the 3rd generation is in training and looking forward to providing you with the best threading and grooving solutions the industry has to offer for many years to come. With 40 years of experience grinding standards, specials and proprietary threads, we know how important it is that you receive your inserts when you need them. Our goal is customer satisfaction, and to that end, we go to great lengths to help you get your finished product shipped out on time.