Henderson Mine has a considerable scale, strict quality control, production means complete, the product of different specifications, quantity and user requirements resilience strong professional factory. Main business: 1. Large flat-class casting and machining parts, such as large-scale mold plate, casting and machining precision platen large-scale automated equipment. 2. Boring large casting, welding pick late finishing. 3. Precision machining precision machinery parts. 4 large flat plate grinding, grinding rails. 5. Precision hole, shaft boring. Zhengzhou Henderson mine large processing factories specialized boring Boring, I plant a load of 20 tons boring boring machinery external processing units, load 10 tons boring 2, welcome new and old customers to negotiate the Association Boring, cooperation Horizontal Boring: horizontal boring is boring most widely used one. It is mainly drilling, boring accuracy up to IT7, the surface roughness Ra value 1.6-0.8um. ??Main parameters of horizontal boring spindle diameter. Diamond Boring: characteristic form of a small amount of feed and high cutting speed processing, and thus the workpiece with high dimensional precision (IT6), the surface roughness of 0.2 microns. Boring external processing machinery, Zhengzhou Henderson Mine (certified), where there is Boring provided by Zhengzhou Mining Machinery Co., Ltd. Henderson. Henderson Zhengzhou Mining Machinery Co., Ltd. (www.zzhjks.com) is Zhengzhou, machining leader, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Henderson mine in Zhengzhou leadership with the staff warmly welcome all inquiries negotiations to create Zhengzhou Henderson mine a better future.