H25 159mm high quality tapered rock drill steel rod and mining tapered hex drill rod Our Mission : Better solution and Lower cost Our Vision : Trust and Reliabity, Our drills are made from the best steels and ... Read More
high quality tapered rock drill steel rod and mining tapered hex drill rod Our Mission : Better solution and Lower cost Our Vision : Trust and Reliabity, Our drills are made from the best steels and alloys in ... Read More
Tungsten Carbide Tips coal mining bit / PDC double wing drill bit According to different purposes, drill bits are classified into cemented carbide bolting drill bits and PDC bolting drill bits applied to coal ... Read More
3 1/2" API Reg Thread 127mm DTH Drill Pipe For Water Well And Blasting In DTH drilling, the rock drilling bit is a continuation of the shank, which the rock drill piston strikes directly. Since the piston is in ... Read More
114MM Water Well Mining Drill Pipes and DTH Drill Rods With 2 7/8" API Standard Reg Drill Pipes Describtion Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe ... Read More