Products details
1.Rubber sealed bearing insert tooth bit
2.Cover almost all IADC code
3.Meet with API Spec7-1 ISO 9001:2008
2.Cover almost all IADC code
3.Meet with API Spec7-1 ISO 9001:2008
4.IADC code suitable for different formations
5.High temperature and wear resistance
6.Good quality and resonable price
7.Long work time