Factory for dhd drill bit

Nq turbo bit is use for sample coring. it is made by matrix body and steel with diamond teeth on the head, it belongs to the double tube drilling bits. the teeth shape is turbo. this design is use to cooling the bit when drilling. we also supply impregnated bit with channel flushing, torpedo "v" and face discharge shape in the head with aq, bq, hq, pq standard sizes.

74-140mm od dth pipe dth drill rod length 1m 1.5m 2m 3m 4m 4.5m 5m 6m pipe drilling. hot sale products. hot sale in. fob reference price: get latest price. $60.00$400.00 / piece 1 piece/pieces (min. order) model number: od 76-140mm. shipping:

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

Rod, rock drilling tool, drilling tool manufacturer / supplier in china, offering black diamond rock drilling dth drill rod, cemented carbide for mining, crawler hydraulic well-geothermal drilling rig hjg-w828a and so on.

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