trenchless hdd drill bits ऑनलाइन निर्माण

8 1/2" Tricone bit roller cutters for core barrel,roller cone cutter,tricone cone bit Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certificati... और अधिक पढ़ें

Power Factory Roller Cone Drill Bit Single Roller Cone Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide ... और अधिक पढ़ें

China Power Factory Single Roller Cone Drill Bit Cutter Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide ... और अधिक पढ़ें

Power Factory Single Roller Cone Drill Bit Cutter Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide ... और अधिक पढ़ें

9 1/2inch metal bearing single roller cone drill bit cutter Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material ... और अधिक पढ़ें

single roller cone drill bit cutter metal bearing 9.5inch Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material ... और अधिक पढ़ें

8.5inch single cone rock roller drill bit for rotary drilling Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material ... और अधिक पढ़ें

Solidkey 8.5inch Roller Cone Cutter Rock Drill Bit Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide ... और अधिक पढ़ें

400mm Hdd Hole Opener Rock Reamer Drill Bit 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 ... और अधिक पढ़ें

China Power Factory Single Roller Cone Roller Cone Bit Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool/ hole opener roller bit Certification ISO & API Material Carbide ... और अधिक पढ़ें