140x Helicoil Type Metric Thread Rethread Repair Kit M3 M4 M5 M6 M8 M10 M12 A9

(Product Photo. 8) Can be used in a variety of materials: aluminum, magnesium, cold rolled steel. 7) Significantly increase material in the case of weak torque and load capacity. 6) Use standard drill bits and tapping to install.

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