Min. Order Reference FOB Price
1 Piece US$100.00-200.00 / Piece
Product Description
General Introduction Product Description Changsha Tianhe Drilling Tools and Machinery Co., Ltd. General Introduction Changsha Tianhe Drilling Teamwhole specializes in producing a wide range of TH bits, ranging from 3" to 47" (76mm to 1200mm) in diameter. Our DTH bits are ...