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Jinquan (Golden Spring) Rock Drilling Tools Co., Ltd. was established in 1984, located in Economic Development Zone Of Liaocheng, Shandong Province, China. We are one of the biggest production bases of all kinds of rock drilling tools, mainly produce "Jinquan" brand rock drilling tools, including chisel/cross bits, tapered/thread button bits, dth (down the hole) bits & hammers, drill rods, shank adapters, coupling sleeves & coal mining tools. Now our manufacturing capacity has reached eight series and more than 500 types of products. They are widely used in quarrying, mining, road building, railways, highways, water well, hydroelectric power and other basic energy & civil construction projects.
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http://www.rockdrillingtools-cn.com
