We are offering pdc cutters for coalfield drilling - round pdc cutters - pdc cutters for oli, gas drill bits. diafront manufactures premium quality pdc cutters for oil drilling and coal mining, simply because of better production technique and...
The characteristics of the three wings pdc bit: size:152mm pdc drill bit is super hard material combined with diamond and hard alloy under high temperature. It not only has the advantages of hard and durable from diamond, but also has the advantages...
We are offering high quality tricone bit. features 1.size:3 34" (95.3mm)~26" (660.4mm)2.cover all all iadc code 3.reliable quality and best price 4.tungsten carbide insert tricone bit5.certified by iso, api advantages 1.high-strength, high...
1. Introduction to KQZ S eries F ull y P neumatic D own-the-hole D rill ing Rig The KQZ series fully pneumatic down-the-hole drill ing rig is a highly efficient rock drilling equipment. It uses compressed air to drive the impactor to generate high-frequency impact force on...