Yantai Haige Machine ToolsCo., Ltd. (formerly Yantai Ruihai Machinery Co., Ltd.) is a high-tech enterprise integrating R&D, production and marketing of slender axle finishing equipment. It is situated at Shengquan Industrial Park, Laishan District, Yantai, Shandong. The company mainly deals in centerless lathes (commonly known as stripping machine), straightening machine, abrasive belt grinding machine (polishing machine), screw whirling cutter milling machine and auxiliary machines, which are mainly applicable to automatic bright material production line finishing such as external peeling, straightening and pressure light, polishing and screw processing for steel, copper, titanium, magnesium and aluminum rods, pipes and wire rods. It is the best choice to substitute for traditional pickling and drawing process, traditional turning and grinding process and traditional straightening process as it can rapidly remove surface cracks and defects of oxide layer or decarburized layer of rods and produce high-quality metal polished rods, pipes and wires with high precision and surface roughness. Its efficiency is several times to tens of times higher than conventional process, so that the cost for labor and equipment is reduced.