trenchless hdd drill bits 온라인 제조

12 1/2 Rotary Drill Guide Triangle Bit, 36 "For Openers Product Description Directional drilling, often referred to as horizontal directional drilling ... 자세히보기

8 1/2" Tricone bit roller cutters for core barrel,roller cone cutter,tricone cone bit Product Description Size 8 1/2 inch Machine Type piling tool/ ... 자세히보기

Tricone bits factory selling directly for well drilling, HDD trenchless, Foundation JSBIT tricone bits factory offers all kinds of tricone drill bits. ... 자세히보기

6inch 152mm metal sealed Hdd single roller bits for 250mm rock reamer Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type ... 자세히보기

Factory Direct Reaming Bit Hdd Openers Are Used For Trenchless Product Description TCI (tungsten carbide blade) tools can be used with diamond ... 자세히보기

8.5inch single roller cone cutter bit for foundation drilling Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool... 자세히보기

Piling Roller Cone Bis Single Roller Bit For Rotary Drill Bits Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling ... 자세히보기

Rotary Piling Tools Roller Bits Drilling Bits For Core Barrel Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling tool... 자세히보기

Factory Roller Cone For Piling Machine Single Cone Rock Roller Bit Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type piling ... 자세히보기

China Factory Hard Rock Roller Cone Bit Single Cone Rock Roller Bit Product Description Size 140mm 8 1/2 inch roller core bits part Machine Type ... 자세히보기