Detail: Carbide Button Bits: is widely used in geological exploration drilling -- good quality, fair price; -- in gradeYG11C, YG8C , YG6 and YG8; -- high toughness and wear....
Sinocoredrill Group Co., Ltd is a Chinese specialist of Geological Exploration tools Manufactor and supplier which is ISO 9001-2008 certified. Also Sinocoredrill is a professional and leading....
Detail: Core lifter core lifter case and stop ring 1. available in all standard drilling sizes 2. hardened alloy as raw material, it can serve in a long lifespan 3. core lifters are....