Min. Order Reference FOB Price
1 Piece US$3,000.00-4,000.00 / Piece
Product Description
400mm rock hole opener with iadc537 insert tooth roller cone bit Horizontal Hole Openers, also known as HDD Reamers, are used to enlarge the pilot hole in Horizontal Directional Drilling(HDD) - HDD is used when trenching and excavating is not practical.This drilling technology allows for a ...