Min. Order Reference FOB Price
1 Piece US$500.00-5,000.00 / Piece
Product Description
DTH Hammer Drilling Eccentric Casing System with Pilot Bit and Reamer Bit Eccentric Casing system is suitable for drilling water wells, geothermal wells, short mircopiles,medium mini-type grouting hole of building,damand harbour project. Casing drilling involves drilling and casing a ...