Shenzhen Jinzhuochang Precision Manufacturing Co., Ltd. is a company specializing in external processing of 3-meter large deep hole drilling and 3-meter seven-axis drilling and milling compound external processing. With its superb technology and good service, it is highly trusted and supported by customers. The large-scale deep hole drilling machine of 3 meters and the large-scale seven-axis drilling and milling compound equipment of 3 meters are the largest, latest and most functional equipment on the market, which can fully meet the different requirements of customers. We have advanced processing equipment and reliable quality, mainly for the majority of plastic mold factories, machinery factories, hot runner companies. Mainly process plastic mold thimble holes, water holes, screw holes, cylinder holes, hot runners, auto parts, mechanical parts and other deep hole operations, ranging from 2~65mm in diameter, 3 meters in depth, 6 meters in docking The roughness is 0.5~0.8um (negotiable due to the material), the shape and position tolerance is 0.02mm, and we provide free bulk delivery services.