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Coiled Wire Screws Sleeve 100Pcs M7x1 Coiled Wire Thread Repair Insert Sleeve Kit Stainless Steel Helicoil Type Screw Helical Threaded Inserts
Deep thread, not easy to slick, with a certain of elastic, can make the load on the thread is more even, eliminate the screw and screw hole deviation between the pitch and tooth type, and can absorb vibration, thus increasing the screw thread connection strength and to fatigue strength.
WEAR: This stainless steel screw is used in various low-strength materials to improve the wear of bolted connections and avoid thread damage.
In the case of incorrect threading or damaged internal thread repair, the threaded hole can be effectively repaired by using the threaded screw sleeve as a repairing method.