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
1.Features of tci bits 1.Size:2 7/8" (70.0mm)~26" (660.4mm) 2.Cover all all IADC code 3.Reliable quality and best price 4.tungsten carbide insert tricone bit 5.certified by ISO,API 6.high efficiency 2... Read More
1.Features of tci bits1.Size:2 7/8" (70.0mm)~26" (660.4mm)2.Cover all all IADC code3.Reliable quality and best price4.tungsten carbide insert tricone bit5.certified by ISO,API6.high efficiency2.Advantages of ... Read More
