Shangdong Xinyu Tools Manufacturing Co., Ltd is a professional comprehensive enterprise, which has own producing, selling and servicing. In 2006, it was approved by National Authorities as quality-qualified products and our products got IS9001:2008 international Quality Management System Certificate. Our mainly market is Europe, Mid-east, south america, south east asia, africa.We have about 16 years experience of producing pipe wrench, we can supply many kinds of pipe wrench. OEM is allowed for us.