Yanggu Haoquan Rock Tools Co.,ltd is manufacturer of foundation drilling tools,rock drilling tools,road milling bits,auger teeth, bucket teeth,etc and imports and exports company,we supply all kinds of foundation drilling tools,Excavating coal cutter bits,Cutter bits for trenching and drill Auger,rock drilling tools,Asphalt road planing bits,also we can supply the tungsten Carbides products.our foundation drilling bits with holders are equivalent to betek's and mining tools,trenching tools are equivalent to kennametal's,etc.also we can make the products according to your drawing or samples.We have very good relationship and reputation among our customers.We assure that we will give you best quality products and service to meet your requests.