Rock drilling tools

We mainly produce: 1. DTH hammer and bits 2. Threaded button bits and tapered bits 3. Shank adapter, drill rod and grouting bolts 4. Diamond core bits and reaming shell 5. Overburden drilling system 6. Rock drills and hydraulic breaker Our products are with best quality and competitive price in China. I promise you will be satisfied with our products if you have a try. If you have any requirement, please contact me, I will quote you as soon as possible. Jake Chen Sales manager Changsha ENYU Engineering Equipments Co., Ltd. Tel: +86 731 84464257 Fax: +86 731 84464258 Web: http://www.enyudrill.com