Koncocoo

Best Thread Locking Inserts

E-Z Lok Externally Threaded Insert, C12L14 Carbon Steel, Meets AISI 12L14/Metric, M10-1.25 Internal Threads, 9/16"-12 External Threads, 13.08mm Length, Made in US (Pack of 10)
E-Z LOK threaded inserts for metal provide an easy to use solution for repairing or reinforcing threaded holes in metal.
Reviews
"I started by using the EZ-Lok threaded coil repair kits prior to these externally threaded insert. The coil repair kits did not work twice and every time I repaired one and torqued it tight, the threaded coil will slip and not hold!"
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E-Z Lok Externally Threaded Insert, 303 Stainless Steel, 3/8"-16 Internal Threads, 9/16"-12 External Threads, 0.515" Length, Made in US (Pack of 5)
E-Z LOK threaded inserts for metal provide an easy to use solution for repairing or reinforcing threaded holes in metal.
Reviews
"Worked as expected, now my tile saw is back in operation."
"Excellent product."
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E-Z Lok Externally Threaded Insert, C12L14 Carbon Steel, Meets AISI 12L14, M8-1.25 Internal Threads, M12x1.75 External Threads, 12.50mm Length, Made in US (Pack of 5)
E-Z LOK threaded inserts for metal provide an easy to use solution for repairing or reinforcing threaded holes in metal.
Reviews
"I used this to repair a cross-threaded bolt used as a pivot point spindle for the turntable on a 12 inch Hitachi C12RSH double bevel compound sliding miter saw."
"Holding up well so far after several months' use."
"I would recommend buying the 5 pack as I used one repeatedly to get the right depth and the lock tight was gone by the time i got it."
"Used 10.3mm still bit and a cheap threader from harbor freight."
"Worked like a charm with the intend tool."
"This kit was perfect repairing my Dodge Stratus' engine block."
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Best Tapping Inserts

1/4-20 Thd., .551 Lg., Self Tapping Thread Inserts, Stainless Steel (1 Each)
For use in plastics, light metal alloys and hard wood.
Reviews
"They were easy to install and of good grade SS for boat applications."
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Best Helical Threaded Inserts

Lisle 66130 Threaded Insert, (Pack of 10)
Threaded Inserts-10 Pack. Replaces stripped spark plug threads on Ford V10, 4.6 and 5.4 liter engines.
Reviews
"Product was just as described."
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Best Crack Repairing Inserts

PowerCoil 3/8-24 unf Thread Repair Insert Kit
3/8-24UNF Thread Repair Kit: Contains 15 inserts (1.5deep) Tap, Drill Bit, and tool.
Reviews
"A complete and good quality kit."
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Best Externally Threaded Inserts

E-Z Lok Threaded Inserts For Metal; Assortment Kit; Carbon Steel; Heavy Wall; UNC Internal Threads, 10-24, 1/4-20, 5/16-18, 3/8-16, 1/2-13; 46 pieces
The E-Z LOK threaded inserts kit for metal is a 46-piece set of solid, heavy wall, carbon steel, self-locking, unified coarse thread inserts for use in metal, packaged in a case with a compartment for each of five different sizes: 10-24, 1/4-20, 5/16-18, 3/8-16, and 1/2-13. Full Thread Depth. 10. 329-3. 10-24. 3/8-16. 0.406. 5/16. 3/8-16. 15/32. 10. 329-4. 1/4-20. 7/16-14. 0.437. 23/64. 7/16-14. 1/2. 10. 329-5. 5/16-18. 1/2-13. 0.484. 27/64. 1/2-13. 9/16. 10. 329-6. 3/8-16. 9/16-12. 0.515. 31/64. 9/16-12. 19/32. 6. 329-8. 1/2-13. 3/4-10. 0.656. 21/32. 3/4-10. 3/4. Externally threaded inserts are used to repair a hole with stripped threads, or to install a new threaded hole.
Reviews
"These are truly professional coils."
"Fast and easy way to replace stripped out threads. Just drill out the threads, re-thread with new tap size and install E-Z LOK."
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Best Press-In Inserts

Fastcom Press-In Threaded Insert Steel, Compatible With Metal, 1/4"-20 Internal Threads External Threads, 0.408" Length (Pack of 50)
Quickly install threaded holes in metal, plastic, fiberglass or any other rigid material with a minimum thickness of 3/32 inch (2.3812mm for metric sizes).
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Best Heat Set Inserts

[initeq] Qty 100 #8-32 8-32 Threaded Heat Set Inserts for 3D Printing
This means that you can create products larger than the print volume your printer supports, and that failed prints often result in less waste due to only one part of a larger assembly failing. Enter your model number to make sure this fits.
Reviews
"Great quality and hold extremely well."
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