73mm drilling pipe producer

Dth drilling a down-the-hole drill, usually called dth is mainly a pneumatic powered rock or ground drill, in which the percussive hammer is located directly behind the drill bit, so the percussion mechanism follows the bit down into the drill hole. the drill pipes transmit the necessary feed force and rotation to the dth hammer […]

Currently, our rc hammer and bit line has the capability to drill holes from 5-1/8″ to 36″ (130 – 914 mm) in diameter, with more designs in the works. as with our conventional line, all rc products provide incredible performance and reliability in tough drilling applications around the world.

Welcome to friend drill,it is a famous privately operated enterprise specialized in researching and manufacturing rock drilling equipment and pneumatic tools. dth bit, dth hammer, dth hammer bit,drill dth bit

Dth bit-changsha tianhe drilling tools and machinery co.

73mm drilling pipe producer merchandise supplier in China,we assistance our consumers with very best high-quality items and higher level service.Getting the specialist manufacturer within this market,we've gained wealthy knowledge in making and managing.Our 73mm drilling pipe producer products won certifications of your local and international principal authorities .For much more detailed info,please contact us!


73mm drilling pipe producer supplier from China,we are professional manufacturer with years of practical experience.For clients from all over the world,we assistance them with high quality 73mm drilling pipe producer solutions. Customized items are available and we support wholesale. Please click the button below to verify for far more specifics of 73mm drilling pipe producer.

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