1.Certification:ISO9001 2.High cost performance 3.Using high quality steel and tungsten carbide tips 4.Can customize for you We can supply all kinds of RUIZUAN brand coal mining bits, sleeves and holders which have high strength, high wear resistance and long life features;Our...

WE ARE A PROFESSIONAL BITS COMPANY. OUR PRODUCTS ARE HIGH QUALITY ,LOW PRICE.  Liaocheng Ruizuan Construction Cutter Co.,Ltd is a professional manufacturer of rotary bits,coal mining bits,flat bits and shied driving cutters.Ruizuanproducts are widely used in coal...

Number:GN113 Spec: 113mm Memo:tungsten carbide sintered matrix Class: For Geological Exploration Mining works Liaocheng Ruizuan Construction Cutter Tools Co.,Ltd is located in the scenery beautiful water-city -Liaocheng ,Shandong ,since 2001.TOPS is an Advanced High-Tech...

Number: sy8 Name: PDC BIT Spec: 8 1/2 Memo: tungsten carbide sintered matrix Class: For Petroleum /Natural Gas Explorati Liaocheng Ruizuan Construction Cutter Tools Co.,Ltd is located in the scenery beautiful water-city -Liaocheng ,Shandong ,since 2001.TOPS is an Advanced...

rock drill button bit 1.high quality reasonable price 2.ISO9001/DIN Certificate cross drill bitISO9001/DIN Certificate a professional and technical personnel are manufacturer of various drill bitWe can supply cross bits from diameter 32 millimeter to 80 millimeter, or according...

Number:GN113 Spec: 113mm Memo:tungsten carbide sintered matrix Class: For Geological Exploration Mining works Liaocheng Ruizuan Construction Cutter Tools Co.,Ltd is located in the scenery beautiful water-city -Liaocheng ,Shandong ,since 2001.TOPS is an Advanced High-Tech...