Hunan Tianying Technology Group Co., Ltd  

Zhuzhou East Tools Co., Ltd, the key subsidiary of Hunan Tianying Technology Group Co., Ltd, is one state-appointed factory of mining tools under the jurisdiction of China National Nonferrous Metal Industry Corporation (CNCC), founded in 1958.We specialize in making quality rock tools, such as tricone bit (rotary bit), DTH hammer bit, button bit, cross bit, chisel bit, drill rod, extension rod, integral drill steel, shank adaptor, coupling sleeve, pilot adaptor and reaming bit, conical pick, core bit, road bit, cutting tools, carbide tip and other rock drilling equipments, which are used for mining, quarrying, tunneling, piling, water well drilling, oil well drilling, geological prospecting, mineral exploration, civil engineering and construction.The main products are divided into four series:1. Drilling tools for water drilling, oil drillinggeological prospecting and mineral exploitation.Tri-cone bit series, chisel bit series, cross and button bits series, down the hole bits series, drill bits series for coal cutting, core bits series, drill rods series, coupling sleeve series. 2. Drilling tools for road construction and slope protectionRoad planing and trenching bit series, road picks for grader series, blending shovels series, all steel cross bits series, drill bits series for cutting anchor hole.3. Drilling tools for steel refining in large steel worksSteel bit series and drill bits series for cutting iron hole4. Drilling tools for architectural engineeringDrill bit series for piling on the architectural baseIf you have any interest in our products, to us zzeasttool(at)gmail(dot)