Yanggu Ruilister Engineering Machinery Co., Ltd is the specialized in the design, development, production and sales of mining and construction machine parts. Such as foundation drilling tools, road milling bits, mining tools, trenching tools, welding bars, cutting tools, round shank chisel bits, tunneling tools, crusher tools, piling tools, sleeve, holders, rock drilling tools and other tungsten carbide brazed products. Our products are mostly using for foundation drilling, piling, road milling, surface mining, underground mining, rock drilling, trenching and tunneling. We have many years experiences in this field, we have very strong technical and producing experiences to making the high performance tools for our customer. Yanggu Ruilister Engineering Machinery Co., Ltd is engaging themselves in the development of global market, Based on worldwide cooperation. We have already set up wide range OEM service and information exchanging system, our business can be found in more than 60 countries, including Asia, Europe, Africa, and Oceania etc. The Product Range: 1. Foundation Drilling ToolsRound shank cutter picks and holders, Flat cutter picks and holders, Welding Bars, Weld-on teeth, Pilot Bits and holders. 2. Road Milling ToolsRoad planing bits and holders, Stabilize bits and holders, mining tools and holders. 3. Coal Mining BitsConical tools with holders, Sleeve, Flat cutter picks with holders for surface mining, underground mining. 4. Rock Drilling ToolsChisel bits, Cross bits, Button bits, Coupling, Drill rod, DTH bits. 5. Drilling bucket, Drilling auger, Bucket Teeth6. Auger Tools