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Factory Wholesale Hard Rock Drilling Hole Reamer with single roller cone 600mm The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature wea...
35inch 900mm High Quality HDD Hole Opener And Hard Rock Reamer For Horizontal Drilling The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent prema...
900mm HDD Hole Opener And Hard Rock Reamer For Horizontal Drilling The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature wear of the pal...
900mm High Quality Hard Rock Reamer For Horizontal Drilling The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature wear of the palm of th...
Factory Wholesale Hard Rock Drilling Hole Reamer With Single Roller Cone 600mm The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature wea...
600mm Hard Rock Drilling Hole Reamer With Single Roller Cone With 12inch Roller Bit The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a ......
High Quality HDD Hole Opener And Hard Rock Reamer For Horizontal Drilling 250mm The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature we...
700mm HDD Hole Opener And Hard Rock Reamer For Horizontal Drilling With 12inch Roller Bit The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent pr...
700mm 27inch HDD Hole Opener And Hard Rock Reamer For Horizontal Drilling The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature wear of ...
700mm High Quality HDD Hole Opener And Hard Rock Reamer For Horizontal Drilling With 12inch Roller Bit The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy ...
high quality HDD Hole Opener and hard Rock Reamer for Horizontal Drilling 250mm The cone has a reasonable angle of inclination, and the back of the palm is inlaid with a reinforced alloy to prevent premature we...
...alloy bit and diamond bit) available for your choice, which can drill both soft and hard ground, especially diamond drill bit effective in drilling hard rocks. 3. Hydraulic control system for greatly improvi...
...Hard Rock Drilling Drop Center Thread Button Drill Bit Product Description Thread Drill Button Bit Thread button drill bits are made by high quality alloy steel bar and tungsten carbides.we can design custom...
...Rock Drill Bit T38 102mm for Hard Rock Blasting Holes Product description Reaming rock bit applicable to reaming for first-grade and second-grade larger-diameter hole. It can reduce the sectional area betwee...
Hard Rock Roller Cone Drill Bits Designed for extreme compressive strength formations, hard rock roller cone bits employ interlinked tungsten carbide inserts (TCI) with reinforced tip geometries to fracture ign...
... layer,pebble layer,shell layer,iron plate sand,high strength frozen soil. 3.Strong to medium weathered rock formations and other soft and hard formations and complex formations....
12 1/4" (311.1mm) M1663 Steel Body PDC Drill Bit for Hard Rock Drilling Description of PDC Drill Bits: PDC drill bit is a kind of full face drilling bit. It is mainly used for coal mining, oilfield, water conse...
...Drill Bit Using Specifically Designed Tungsten Carbide For Hard Rock Click here for catalogueTCI DRILL BIT.pdf This Series Of Rock Roller Bits Can Apply For Drilling Hard To Very-Hard Formation. Application ...
R32 89mm Durable Hard Rock Dome Reamer Drill Bit for Mining Dome Reamer Drill bit Made from high alloy steel and tungsten carbide as same grade as internationally well-......
6"DTH Bits Flat Face With Foot Valve QL60 165mm For Hard Rock Formation Product Description KSQ DTH hammer button bits include high air pressure and low air pressure two series,with advanced design concept, bet...