Tapered rock drill rod

Tapered Rock Drill Rods for Water well, Construction, Mining.The tapered drill rod is used for rock drilling, blasting holes and other drilling works in the quarries, coal mines, traffic and other constructions. Generally, the lightduty rock drill uses 7 taper or smaller taper angle, the heavyduty rock drill mainly uses 12 taper angle.

Quzhou Zhongdu Machinery Technology Co.,Ltd is industry and trade company which modern enterprise integrating scientific research, development, manufacture and trading. Based on integrity, responsibility and cooperation,our company have professional R&D and sales team, providing one-stop service for customers.Our company mainly products is screw Air Compressor , Piston Air Compressor,Drill Machine, Drill Rig Parts ,Jack Hammer , Boring Machine, water well drilling rig ,drill rod . hammer drill , Jack hammer , rock drill ,Tunnel Shotcreting Machine and Other Machinery Hardware Product etc.After many years of production and research and development, we have obtained more than 20 national patents. The products are sold at home and abroad and are well received by customers.