High precision ss M2 tap lock insert

Payment Type: L/C,T/T

Additional Info

Brand: Donghai

Transportation: Ocean,Land,Air

Place of Origin: Henan

Port: Qingdao,Zhengzhou

Product Description

ss tap lock insert

Hole Series Threaded Inserts are designed for use in tough-to-tap, high-strength materials as well as softer metals and plastics. These thread-cutting inserts easily install in one step and feature circular cutting elements that self-tap and lock into the base material. Threaded inserts for metals and plastics resist extreme vibration without loss in performance. They feature wear-resistant internal threads and are available certified to military standards.



1. Self tapping


2. no pre-tapping required


3. Very high pull-out resistance


4. Highly resistant to vibration, can withstand vibration without loosening


5.Produces high quality, permanent,wear-resistant threads


6. Unlimited thread re-usability


7. Protects expensive components from damage


8. Easy to install, standard taps can be used


9. Wide variety of styles to fit almost every application


Product Name
302 type hole series threaded inserts made in China 
stainless steel
coarse, fine
building industry machinery


DongHai unified and metric thread repair threaded inserts for metal are ideal for maintenance departments, tool cribs, and countless applications in the metalworking and molding industries. Our solid wall and coil (helical) unified and metric thread repair kits provide a quick and easy solution for inch or metric thread repair or reinforcement for holes in soft metals like aluminum, magnesium, and cast iron.

Solid unified and metric thread repair inserts are screw machined out of steel and feature standard OD threads, which allows for the use of standard taps for installation. Traditional coil inserts allow for the smallest hole size possible and work with existing STI taps and installation tools.

Donghai Industry


threaded inserts for plastics are brass screw machine products designed to provide strong metal threads in plastic components. DongHai inserts for plastics are widely recognized and highly regarded products in the fastening market. Since the 1990`s, DongHai has been identified as the leader in its industry which can largely be attributed to its focus on providing high quality products. 
DongHai Products are available in various types and styles to suit almost any insert application in plastic. DongHai inserts are designed to provide the high performance strength values of molded-in inserts while still retaining all of the economical advantages of insert installation after molding. DongHai Engineers have broad experience in insert technology and are highly trained to deal with a variety of Applications offering specific recommendations on insert designs, installations and assembly systems. Our fastening experience and expertise is available for designing special inserts for unique or critical applications. Designs such as studs, mold-in inserts, and compression limiters have been developed and supplied by DongHai. DongHai products are manufactured to the quality systems required by the military, aerospace and automotive standards and manufacturing facility has been certified ISO 9001, QS 9000 & ISO 14001.

Contact Person: Tony



Address: Hi-tec Zone Torch Park C3,Xinxiang,Henan

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