<h3>Key features</h3><ul> <li>[Specifications] This M6 x 1 thread insert in length 9mm, 12mm and 18mm for nuts diameter 6mm. Please choose the right size before purchasing.</li> <li>[Great Value] When a threaded hole is damaged , repairing threaded holes with thread repair inserts is cost-effective. Remember to choose your size before ordering.</li> <li>[Steel Inserts] Our threaded inserts are made of 304 stainless steel, it does not rusty, and is designed for long service time. Wire screw sleeve, also called thread sheath, stainless steel screw sleeve, wire sleeve, tooth sleeve, is a new type of internal threaded fasteners, by the high strength, high precision rhombic cross-section of the steel wire winding and become.</li> <li>[Great Design] The thread size is standard, the thread is clear, it is great for thread repair. Application on aluminium alloy, zinc alloy, magnesium alloy, copper, plastic, bakelite and other low-strength engineering materials can significantly improve thread strength and wear resistance.</li> <li>[Wide Range of Applications] This thread insert improves thread strength and wear resistance significantly when used on lowstrength engineering materials such as aluminum alloy, zinc alloy, alloy, copper, plastic and engineering plastics.</li> </ul><p>Free shipping included. 30-day hassle-free returns.</p>