mining drilling equipment

Contact NowConcave Pdc Drill Bits For Sandstone,Limestone Clay Geological PDC Core Bits Water Well Drilling BitsThe four wings normal type concave drill bits suits for f<=10, the reinforced type suites for f<=15Read More
Contact NowDiamond Core Drill Bits For Mining And Geological Exploration SupplierThe advantage of ZuanLong Diamond Core Bits 1. The matrix height is 12mm for K series and 16mm for Series 2. K2/S2, K4/S4, K6/S6 are main choice, K3/S3, K5/S5, K7/S7 can adjust hardness 3. K10,S10 choice is for special formationRead More
Contact Now113mm PDC Bit Concave Drill Bit / Diamond Drilling Bit / Rock Drill BitThe four wings normal type concave drill bits suits for f<=10, the reinforced type suites for f<=15Read More
Contact NowCoal Mining Drill Tools/impregnated Non Coring Diamond Bit/Non Core PDC Drill Bits，coal Mining BitPDC Three Wings Concave Drill Bit are mainly used for penetrate the degassing hole, drain hole and grouting hole of coal mine.Read More
Contact NowFactory Direct Rock Drilling Bit PDC Hole Reamer/ PDC Reamer Drill Bit SellerZuanLong PDC hole opener was originally developed for coal mining and it has been proved to be exceptionally cost effective for geotechnical drilling. PDC core bits have extremely fast penetration rates and a very long working life. The cutters are extremely tough and can core formations such as hard...Read More
Contact NowPDC Drilling Drag Bit/ZuanLong Step Drag Bits/chevron Drag Bit Best PriceZuanlong supplies a variety of drag bits for many types of projects drilling needs, including 3 wings type bits for soft and medium formations, 4 wings, especially 4 wings chevron type for harder formations. Each of our bits is machined from a forging to exacting standards and then tipped with tungsten carbide. Mining grade tungsten carbide tips are brazed to the bits wing face for heavy duty bits. Then pin threads are CNC manufactured and wings surfaced hardening subsequently.Read More
Contact NowSuper Quality Diamond Pdc Core Bit For Coal Mining/Sandstone/Reinforced Concrete /PDC Rock Coring BitFind the high-quality PDC sintered core bit for geology drilling, china sintered coring bit for sale at ZUANLONG. Our company, assisted by advanced technology, is sure to offer you the highly precise products with fine workmanship and good performance at the best price.Read More
Contact NowBest Selling Pdc Drilling Bits Water Well Drag Bit/pcd Drilling BitsZuanlong supplies a variety of drag bits for many types of projects drilling needs, including 3 wings type bits for soft and medium formations, 4 wings, especially 4 wings chevron type for harder formations. Each of our bits is machined from a forging to exacting standards and then tipped with tungsten carbide. Mining grade tungsten carbide tips are brazed to the bits wing face for heavy duty bits. Then pin threads are CNC manufactured and wings surfaced hardening subsequently.Read More
Contact Now2017 Hot Sale Non Core Mining Drill Bits Mining Bits SellerZuanLong PDC mining drill bit is mainly used for drilling soft-medium formation, such as mud shone, limestone, shale, sandstone and granite etc, it has been wildly used to penetrate the degassing hole, drain hole and grouting hole of coal mine, water, road construction, bridge and building.Read More
Contact NowScrap Pdc Drag Drill Bits / Diamond Cut Drill Bits/pdc Rock Drill Bits For Clay Sand Water Well DrillingZuanlong supplies a variety of drag bits for many types of projects drilling needs, including 3 wings type bits for soft and medium formations, 4 wings, especially 4 wings chevron type for harder formations. Each of our bits is machined from a forging to exacting standards and then tipped with tungsten carbide. Mining grade tungsten carbide tips are brazed to the bits wing face for heavy duty bits. Then pin threads are CNC manufactured and wings surfaced hardening subsequently.Read More