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Product Name: 238mm MRING Overburden Symmetric Casing Drilling System Bit For Borehole Drilling Machine External Dia.(mm): 238mm Product details: Rock drilling tools factory KINGDRILLING professionally produce ... Read More

KINGDRILLING Diamond CO., LTD is one of the most professional private enterprise specialized in researching and producing Concentric casing drilling bit, Eccentric drilling system, ODEX casing bit, DTH hammer, ... Read More

Product name: 41mm 11 Degree Tapered Button Bits Taper Bit With Drill Pipe For Coal Mineral Drilling Product category: DTH taper drill bit Matched connection: 11 degree taper Diameter: 41mm KINGDRILLING DTH ... Read More

Product name: 432mm MNX365 Overburden Symmetric Casing Drilling System Bits With 4 Wings For Geothermal Drilling Product category: symmetric casing drilling bit Matched hammer: Hammer N120 Matched casing pipe ... Read More

Product name: 735mm MNX660 Concentric Symmetric Casing Drilling System Bits For Oil Well Drilling Equipment Product category: Concentric Casing Drilling Bit Matched hammer: Hammer N240 Matched casing pipe OD: ... Read More

Product name: 127mm MK5E Eccentric Casing drilling system CIR shank Product category: Overburden casing drilling bit Shank connection: CIR shank Casing pipe OD: 127mm Kingdrilling casing bit advantage: When ... Read More

Product name: 610mm Symmetric casing drillng ring bit for water well drilling Product category: Overburden casing drilling tools Matched hammer: Hammer N180 Matched casing pipe OD: 610mm Symmetric casing ... Read More

Product Name: High Cost Performance Casing tube Outer Diameter 127mm MRE127 DHD340 Shank Casing Drilling Bit For Soft Rock Formation Matched hammer: Hammer DHD340 Matched casing pipe OD: 127mm MRE Concentric ... Read More

Product Name: 155mm MRE115 Overburden Concentric Casing Drilling System With DHD340 Hammer Shank For Well Drilling Matched hammer: Hammer DHD340 Matched casing pipe OD: 115mm MRE Concentric under reaming ... Read More

Product name: 12 Degree Taper 43mm Down The Hole Tapered Button Bits For Geological Exploration Matched connection: 12 degree taper Diameter: 41mm KINGDRILLING DTH taper drill bit description: Tungsten Carbide ... Read More