Changsha Drilling Machinery Co., Ltd. (Changsha drilling) is a professional manufacturer of drilling rig and tools, Changsha has established technical cooperation relations with Central South University and China University of Geo-sciences
We are a collection of scientific research, processing and sales business. Our products are widely applied to the geology, water, electricity, metallurgy, mining, coal, and railway, roads, buildings and building materials. We received high praise for our high product quality and liable services
The main products as follows
Drill bit (impregnated diamond bit, surface set diamond bit, PDC bit)
Reaming shell
Casing shoes & casing bit & rod shoes
Non-coring bits
Core barrel
Overshot
Drill rod
Casing tube
Drilling rig
Holding the philosophy of high quality products and excellent service, Changsha drilling has been adhering to the belief of customer foremost and quality first as well. From products design to after sales service, Changsha drilling always tries its best to solve problems for customers to make them mostly satisfied and profited.
Your kindly suggestion will be much appreciated!
