Hejian Bainas Rock Bit Manutracture Co.,Ltd specializes in the development, production, distribution and after-sales service of drilling equipment. We are located in Hejian, China, with convenient transportation access. We offer drill pipes, drill collars, tricone bits, PDC bits and rock drilling tools. As an API- and ISO 9001:2000-certified enterprise, we are dedicated to providing our customers with superior quality products at competitive prices and timely deliveries. For more information, contact us today