150mm R51 EXX rock hollow drill rod bit anchor bit

The dth hammer piston always makes direct contact with the drill bit and there is generally no loss of transmitted energy as the hammer drills deeper, as is the case with drifter (top hammer) rigs. drilling supply store offers a wide range of dth hammers suitable for …

Application: for well drilling. out diameter: from 2 3/8” to 6 5/8″ length ranges: range 1: 18 ft. to 22 ft. range 2: 27 ft. to 30 ft. range 3: 38 ft. to 45 ft. types: drill pipe heavy weight drill pipe tool joint pup joint coating

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

We offer a comprehensive range of dth drill bits to match all conceivable applications. each bit is made from quality alloy steel, and has been precision machined to produce a perfect body, heat treated to the required hardness, given surface compression for fatigue resistance, and fitted with precision buttons manufactured in-house.

Supplying finest excellent 150mm R51 EXX rock hollow drill rod bit anchor bit merchandise,we are specialist manufacturer in China.Wining a lot of the vital certifications of its business,our 150mm R51 EXX rock hollow drill rod bit anchor bit items are very best sellers with the neighborhood and international marketplace. If you have to have additional information about our factory and item list,please click the button bellow to verify for it.


We attach value to innovation, specifically with patents of China on 150mm R51 EXX rock hollow drill rod bit anchor bit, its superb technology has reached the international sophisticated level, and has a high reputation in the 150mm R51 EXX rock hollow drill rod bit anchor bit market. Our group not merely has outstanding researchers and industry nationwide sales and service network, but in addition are China shoppers specified brand manufacturers.

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