SRF 12 1/4" TCI tricone bit /TCI rock bit
USD $800 - $3,000 /Piece
Min.Order:1 Piece
Hejian Zhongcheng Drill Bit Manufacture Co., Ltd.
TCI BITS for Soft - Medium Soft formations |
TCI BITS for Medium Hard - Hard formations sandstone, dolomite and other formations with high abrasive quality, hard streaks and broken formations. |
TCI BITS for Hard and abrasive formations formations such as granites, basalts, quartzite and chert. Drilling weight of 3 ± 4 tons per inch of diameter should be applied. |