AQ diamond core bit for geological drilling

AQ impregnated diamond core bit is the smalles wireline double tube core barrel use diamond bit. It adopts diamond grain and steel to produce. When drilling the diamond grain will keep to exposed. Impregnated core bit is suit for kinds of formation especially for hard formation drilling in geological drilling and water well drilling. Parameters of impregnated core bit Bit size Core bit Reaming shell Bit size Outside diameter(mm) Insider diameter (mm) Outside diameter (mm) For AQ 47.75 27.1 48 For ATW 47.75 30.22…