Qingdao preco imp. & exp. co., ltd. is a leading developer and supplier of measuring calipers in China. We will show you the cutting tools series that is most popular with customers. In the production of PRECO craftsman tap and die set, the semiconductor wafer is finely processed including washing and sanding down until the surface is smooth. The product can sustain dynamic accuracy and repeatability during operation. The product has satisfying functions that customers need and require.
We are trying to maximize our sustainability. During our production, we make efforts to reduce pollution and improve energy efficiency.