well drilling hdd hole openers ผลิตออนไลน์

600mm 24inch Hole Opener Hdd Rock Reamer For Trenchless 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 ... อ่านเพิ่มเติม

500mm 20inch Hole Opener Hdd Rock Reamer For Trenchless 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 ... อ่านเพิ่มเติม

HDD Rock Hole Opener Rock Reamer 450mm 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 the palm. It has anti... อ่านเพิ่มเติม

400mm HDD Rock Reamer Hole Openers Rock Reamer 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 the palm. It ... อ่านเพิ่มเติม

Strength Factory 12inch 300mm Metal Seal Bearing HDD Rock Reamer Product Description Rock openers consist of three or more rollers. The main cutting teeth are new wear-resistant alloy steel teeth or high ... อ่านเพิ่มเติม

12 1/2 12.5 inch metal sealed bearing tci tricone bit part for HDD rock reamer and hole opener Product Description Size 12 1/2 inch TCI tricone bit part Machine Type HDD RIG Certification ISO & API Material ... อ่านเพิ่มเติม

Hole Opener Bit HDD Rock Reamer With Metal Seal Bearing TCI Tool Product Description High precision bearings "journal. Ball locking cone. Hard surface bearing surface. A tapered bearing made of antifriction ... อ่านเพิ่มเติม

Tricone bits factory selling directly for well drilling, HDD trenchless, Foundation JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , ... อ่านเพิ่มเติม

Triangular Drill Bits For Mining Machine Parts Used For Drilling Blasting Holes JSBIT tricone bits factory offers all kinds of tricone drill bits. Tricone bits are available in new and used tricone bits , steel ... อ่านเพิ่มเติม

Supplier Of High Quality Hdd Reaming Bits For Oil Drilling Product Description At some point, it may be necessary to increase the size of the pre-bore to achieve a larger diameter or to drill a larger diameter ... อ่านเพิ่มเติม