| Place of Origin |
Jiangsu China (Mainland) |
Surface set diamond core bits can be used with any type of core barrels. By varying the diamond grade,size,quality,and matrix hardness and crown shapes,the users can satisfactorily drill and core hard and homogenerous formations. To avoid excessive matrix wear at the leading edge of each segment,tungsten carbide inserts are fitted on each side of the waterway. This kind of bits cannot be used in broken or loose formations.