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After nearly 40 years of development, our products now cover more than ten series, hundreds of varieties and thousands of specifications, our products spread all over the onshore and offshore oilfield in China, and exported to the Middle East, central Asia, Southeast Asia, Africa, Europe, North and South America etc., and can provide technical and OEM services......
HOLE OPENER TOOLS |
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HOLE OPENER | UNDER REAMER | |
DOG LET REAMER |
MILLING TOOLS |
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FLAT BOTTOM JUNK MILL | TAPER MILL | |
CONCAVE MILL | ECONOMILL | |
BLADED MILL | STRING MILL | |
PILOT MILL | SKIRTED MILL |
INCIDENT HANDLING TOOLS |
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MULTI-CYCLE CIRCULATING SUB | SPECIAL BYPASS VALVE | |
INCREMENTAL CIRCULATING VALVE (BYPASS VALVE) | SAFETY JOINT | |
BACK OFF SUB | IMPRESSION BLOCK | |
KEYSEAT REAMERS WITH SLIDING SLEEVE |
SUBS AND TOOL JOINTS |
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CROSSOVER SUB | FLOAT VALVE SUB | |
TOOL JOINT | KELLY SAVER SUB | |
WEAR SUB | CIRCULATING SUB | |
TORQUE REDUCTION SUB | HYDRO CLEANER | |
SIDE ENTRY SUB |
DIRECTIONAL TOOLS |
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ORIENTED STRAIGHT SUB | ORIENTED BENT SUB |
DRILL PIPES & DRILL COLLARS | |
DRILL PIPE | HEAVY WEIGHT DRILL PIPE |
DRILL COLLAR | PONY DRILL PIPE |
PONY DRILL COLLAR |
CASINGS & TUBINGS | |
CASING | TUBING |
PUP JOINT | COUPLING |
DOWNHOLE MOTORS |
HYDRAULIC BUCKING UNITS |
EMAIL:info@nsj-drilling.com
TEL:0453-6293088
FAX:0453-6293789
POSTCODE:157013
ADDRESS:No.56 Xingye Road, Mudanjiang City, Heilongjiang, China.

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