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15 Pcs Helicoil Thread Repair Kit - Metric Thread Insert M12*1.5

Helicoil Thread Repair Kit M9x1.25 - HSS Drill Helicoil Thread Repair Kit

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Helicoil Thread Repair Kit, Metric Inserts Kits M12 M14，HSS Drill M14*1.25

Helicoil Thread Repair Kit, Metric Inserts Kits M12 M14，HSS Drill Bits M12*1.25