Min. Order Reference FOB Price
1 Piece US$100.00-200.00 / Piece
Product Description
General Introduction Changsha Tianhe Drilling Tools and Machinery Co., Ltd. General Introduction Changsha Tianhe Drilling Teamwhole specializes in the production of high-quality DTH (Down The Hole) bits. Our range of TH bits covers diameters from 3" to 47" (76mm-1200mm). Our DTH bits are ...