Purchase Qty. Reference FOB Price
1-4 Pieces US$730.00
5+ Pieces US$650.00
Product Description
MRE115 Overburden Casing Drilling System with Slide Blocks for Hard Rock Drilling Product Description Working principle: At clockwise condition, eccentric part expanded to bring the casing tube into hole. After finished, eccentric bit closed anticlockwise and then can be lift up by the drilling ...