tricone bit


- Blast hole, water well, hot spring, oil field, hole opener

- Steel tooth bit, TCI(Tungsten Carbide Inserts) bit

- None sealed roller bearing, sealed roller bearing, sealed journal bearing



Specification
Bit Size API Screw Recommended Torque
In mm in mm ft-lbs3 N-M
3 1/2 ~ 4 1/2 89 ~ 114 2 3/8 REG. 60 3,000 ~ 3,500 4,000 ~ 4,800
4 5/8 ~ 5 118 ~ 127 2 7/8 REG. 73 6,000 ~ 7,000 8,000 ~ 9,500
5 1/8 ~ 7 3/8 137 ~ 187 3 1/2 REG. 89 7,000 ~ 9,000 9,500 ~ 12,000
7 5/8 ~ 9 194 ~ 229 4 1/2 REG. 114 12,000 ~ 16,000 16,000 ~ 22,000
9 1/2 ~ 28* 241 ~ 711 6 5/8 REG. 168 28,000 ~ 32,000 38,000 ~ 43,000
14 3/4 ~ 28* 375 ~ 711 6 5/8 REG. 168 28,000 ~ 32,000 38,000 ~ 43,000
7 5/8 REG. 194 34,000 ~ 40,000 46,000 ~ 54,000
18 1/2 ~ 28* 470 ~ 711 7 5/8 REG. 194 34,000 ~ 40,000 46,000 ~ 54,000
8 5/8 REG. 219 40,000 ~ 60,000 54,000 ~ 81,000
In line with our policy of continuous product development, the information and specifications
in this website are subject to change without notice.