Impregnated drill head ideal for drilling in hard, very hard, strong and abrasive rocks. A unique matrix formula ensures compliance matrix wear and formation, improves cutting edge wear resistance of the diamond.
|The number of blades||15|
|Square grooves||0.8~1.5 in2|
|The bearing length part||1-1/2"（38.1 mm）|
|Torque the upper buckle||13.4~16.3 KN•m|
|The size of core barrel||6-3/4"×4"|