- Heilongjiang North Shuangjia drilling tools Co.,Ltd.
- Main products: Downhole Drilling tools, Stabilizers, Roller reamers, Hole openers etc., Jars: Drilling jar, fishing jar, Jar intensifier, Casing running tools: mechanical type and internal type, Kelly valve, FOSV, IBOP, Drop-in check valve etc., Fishing tools: Overshot, spear, Mills etc.
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All Products
- IBOP For Top Drive (Upper/Lower Safety Valves)/ Varco / ITAG / Canrig / NOV IBOP
- Concave bottom junk mill
- Flat bottom junk mill
- Taper mil
- Impression Block
- Back-off Sub
- AJ Type Safety Joint
- Safety Joints Type H
- Saver Subs for Top Drive
- Saver Valve Actuator
- Crank
- Fishing bumper sub
- Two-way Shock Absorber
- Super Fishing Jar
- Surface Bumper Jar
- Shock Absorber
- Jar Accelerator
- Drilling Jars Type BZ
- Taper Taps
- Sliding Block Spear
- Reverse Circulation Junk Magnets
- Reverse Circulation Junk Baskets
- Releasing Spears
- Releasing and Circulating Overshots
- Junk Subs
- Internal Hooks
- Fishing Magnets
- External Hooks
- Die Collar
- Casing Spears
- Tool Joints
- Saver Subs with Rubber
- Premium Connection Subs
- Integral Short Drill Collar
- Integral Pup Joints
- Increment Circulating Subs
- Float Valve Subs
- Two Piece mandrel sleeve stabilizers
- Straight Blade stabilizers
- Stabilizer with Back-reaming
- Non-rotary Stabilizers
- Integral Spiral Blade Stabilizers
- Integral Mandrel Sleeve stabilizers
- Diameter changeable stabilizers
- Roller Reamers
- Tubing valves
- Kelly valves
- Inside Bop Valves
- Full Open safety valves
- Float Valve (Flapper Type Check Valve) & Float Valve Sub
