Tianjin TRS Import & Export Trading Co., Ltd is located in Tianjin which is one of the largest port of china, and enjoy good location and convenient transportation. Tianjin Trs Import & Export Trading Co., Ltd is a professional supplier of TCI Tricone Bit , Steel Tooth Bit , PDC Bits, Single cone bit, Hole opener/reamer and some relevant accessories, for water well, oilfield, construction and underground foundation. Based on superior quality and good service, we establish a long term, stable and friendly business relationship with our customer all around the world. We believe their choice will be your choice! If you have any interest in our product, pls feel free to contact me, we hope to cooperate with you in the future!</p>