Descriptions: The threaded sleeve is a new type of fastening technology that can effectively improve the connection condition and greatly increase the
Steel Screw Repair Sleeve, Helicoil Thread Screw
Thread Repair Insert, 100Pcs M6 Coiled Wire Helical Stainless
50Pcs Helical Wire Thread helicoil m6 Inserts 304 Stainless Steel
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50PCS Helicoil Thread Repair Kits, M6 x 1.0 x 1.5D