50pcs/set Stainless Steel Coiled Wire Helical Screws Thread Inserts M4 X 2D

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Steel thread inserts can effectively improve screw connection, greatly improving the reliability. Used in all kinds of low strength materials, thread inserts can largely improve the wear resistance performance of screw connection, and avoid thread damage.

 

Features:

• Steel thread inserts used in low strength materials such as aluminum, , can avoid thread damage and get a good connection performance, to enhance connection strength and improve connection condition.
• Used for parts that requires frequent removing, it can greatly improve service life and wear-resistance of screw thread.
• Because of a certain elasticity, thread insert can even the load distribution on each thread, eliminate pitch and tooth deviation between screw and screw hole, and absorb vibration, thus increasing the screw thread connection strength and fatigue resistance.
• It can prevent screw from getting loose,especially used for products requiring high coefficient of insurance.
• Easy to maintenance, install a thread insert into a damage screw hole, then the screw hole can be used as normal, in order to avoid workpiece loss.

Specifications:

Material: Stainless steel

Size: M4(inner diameter) x 2D(installed length=2*4mm=8mm)

Quantity: 50pcs

Weight: 89g(approx.)

 

Package Includes:

50 x Threaded Inserts

1 x Installation Tool (M4)

1 x Dedicated Tap (ST4)

1 x Tang Breaker

1 x Drill Bit

 NOTE:
1.Your valid phone number is  very necessary for the shipping, otherwise we cant guarantee that the package would safely arrives.
2. Any Customs tax applied to this package should be covered by  buyers.
3.As has been stated on the eBay item description, Import duties, taxes and  s are not included in the item price and shipping s.These s be at the buyer responsibility. meanwhile the customs tax depend  on the buyer local customs office.