NQ core drill bits

Specifications NQ core drill bits

35 years` experience in Drill tools

With ISO 9001:2000 certificate & quality control.

  NQ core drill bits   About us   For 35 years,Chemshine has specialized in developing and manufacturing high quality diamond tools for the mineral exploration industry.  Chemshine is a high-end global manufacturer that provides products which enable drilling companies to meet the challenges of the industry and significantly increase productivity.   Specialisted in producing varies kinds of diamond core bits in different international standard size for soft, medieum to hard rock formations.   Including impregnated diamond core bit, surface-set diamond bit, reaming shells, impregnated diamond casing bit, casing shoe bit, TC core bit, TC casing bit, diamond reaming shell, corelifter, corelifter case, diamond sub-adapters,  hoist plugs, tap, etc.   With ISO 9001:2000 certificate & quality control.   Product Features   Chemshine diamond core drill bits are designed to offer a lifespan that surpass all its competitors in hard to very hard ground,including AW,AQ,BQ,NQ,HQ,PQ diamond core drilling bits ect.    Our diamond core drill bits are Long Year products standard--Q series. The threads of bits are same to the Boart Longyear 's ,our threads are common used,  many clients like to order Boart Longyear drill tools from us and they are using longyear's drill rig.   We can manufacture the most suitable model for our clients to improve their working effeciency and provide best technical assistance.