Qingdao preco imp. & exp. co., ltd. is doing a good job in manufacturing superior step drill. PRECO is mainly engaged in the business of rotary table and other product series. Its steel and alloy materials offer it high strength. Moreover, broaching tools are considered as cnc broach tools. We are a PRECO dealing with cnc machine center. With high-temperature resistance, it remains a stable performance even the inner machine temperature is high.
We are committed to the operation principle of "integrity- and customer-orientation". We will do business with clients on the basis of mutual benefits and strive to offer products with a value of money.