Qingdao preco imp. & exp. co., ltd. centers on the high quality production of step drills. We will show you the carbide burrs series that is most popular with customers. The product with long operation life undergoes extremely harsh quality control process. With reasonable structure, it ensures excellent industrial performance. This product is widely used in the market for its excellent economic value and high cost performance. The product has a sleek metal surface with burrs eliminated.
We aim to reduce our carbon footprint by defining an emission reduction target during our production. For example, we will lower our production of waste and pollution during the production process.