Purchase Qty. Reference FOB Price
1-2 Sets US$43,500.00
3-4 Sets US$40,000.00
5+ Sets US$38,000.00
Product Description
Product Introduce Reverse Circulation(RC) Drilling Rig is a drilling machinery that uses pump suction and slag discharge method. Its working principle is to crush soil and rock and transport them out of the surface through high-frequency vibration and cutting force of the drill bit. During ...