Hole opener bit for 1200mm We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length, ... Read More
Hole opener bit for 24inch We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length, ... Read More
Hole opener bit for 500mm We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length, ... Read More
Hole opener bit for 24inch We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length, ... Read More
Hole opener bit for 12 1/4inch We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length... Read More
Hole opener bit for 15inch We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length, ... Read More
Hole opener bit for 800mm We(Chuanda ) can design all the rock reamers (Hole openers ) for both horizontal directional drilling and vertical drilling as your special request,for example center shaft length, ... Read More
API Standard Customer Approved Carbon fast steel drill bit Manufacturer Size 3 7/8inch steel tooth tricone bit IADC 136 Bearing Type elastomer sealed bearing Thread Connection 2 3/8 API reg pin WOB(KN/mm) 0.3~0... Read More
API Standard Customer Approved Carbon fast steel drill bit Manufacturer swivel drill wells steel tooth tricone bit drilling for groundwater IADC WOB (KN/mm) RPM (r/min) Applicable Formations 114/116/117 0.3~0... Read More
