Zhong Rui is a professional production of bronze glass drill.Since it was established in 2004,based on the production concept of professional make quality.We constantly inprove , research and develop the manufacturing technology,especially the development of independent innovation of glass deep hole drilling which can drill 300mm deep hole.Conquer difficult technical drillling problems for the users who give us the high praise.Zhong Rui has entered the overall rise stage of development now.It can manufacture the glass drill er more than 20000 pcs,and 5000 pieces of cutting blade in each month,so we invite distributors and export agency to our factory for negotiation ,we will provide the best quality products and the service for you.
