In drilling, a drill collar consists of a heavy pipe above the drill bit in a drill string.
Details >
Drill pipe is hollow, thin-walled, steel or aluminium alloy piping that is used on drilling rigs To facilitate the drilling of a wellbore which comes in A variety of sizes
Details >
Pony drill collar is mainly used to adjust the position of the bottom drilling tool and improve the function of the bottom drilling tool.
Details >
Pony drill pipe is mainly used for oilfield users to conveniently connect the drill pipe string. The joint and pipe body adopt integral structure to eliminate the influence of welding, improve the corrosion resistance of drill pipe, prolong the service life.
Details >
EMAIL：info@nsj-drilling.com
TEL：+86 4536293088
FAX：0453-6293789
POSTCODE：157013
ADDRESS：No.56 Xingye Road, Mudanjiang City, Heilongjiang, China.
©2021 Heilongjiang Northern Shuangjia Drilling Machinery Co., Ltd. Hei ICP No. 16001467-3
