M4-0.70 Thread Size, 9.4 mm Overall Lg, Threaded Insert - 4CUG1

Made in USA - Thread Locking Insert: 7/16-20 Internal Thread, 9/16

RS PRO Plain, M4 Steel Threaded Insert, 9mm diameter 6mm Depth

10pcs Thread Inserts Stainless Steel Internal Thread

M4 Helicoil Kit, 50pcs Thread Repair Installation Kit

NAS1395-4L Insert - thread 7/16-14 - Military Fasteners

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M4-0.70 Thread Size, 7.9502 mm Overall Lg, Press Insert - 807TN0

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Heavy duty thread inserts thread repair steel