Thread Repair Kit Helicoil Insert Sleeves Metric M5 M6 M8 M10 M12 Tap Drill Set
【Strong and Durable】Made of high-quality steel material, our helicoil kit has high strength and long service life. 25PCS x Wire Thread Inserts M8 x 1.25 x 10.8mm. 10PCS x Wire Thread Inserts M12 x 1.75 x 16.3mm.