Comes with a storage case for convenient storage and easy carrying. MATERIAL: Our thread repair insert kit is made of premium stainless steel, ensuring high toughness, reliable quality, and long service life. for repairing damaged threads in various materials, including aluminum alloy and other metals. COMPREHENSIVE KIT The same screws can be used after recovery., 2., Product assembly: The wire thread insert is placed in the screw hole of the workpiece such as aluminum alloy to form high strength, wear resistant and high precision female thread., 3., Thread interchange: Convert metric and inch threaded holes with wire thread inserts, quick and easy., 4., Stainless steel material thread repair insert, high toughness, quality, long service life., 5., Comes with a storage case for convenient storage and easy carrying. Metric Thread Insert Refill Pack, M9 x 1.25 (Pack of 12) (82632) | Draper Tools DIY Threaded Hole Repair Uxcell 5 Pcs 316 Stainless Steel Thread Repair Insert Nut M8 X 1.25mm Fibreglass Repair Kit Stainless steel material thread repair insert, high toughness, quality, long service life. Buy 120pcs M6-M18 Stainless Steel Metric Thread Repair Insert Kit for Car Thread Repair at The same screws can be used after recovery. Thread repair: In the case of threading errors or repairing damaged female threaded holes, the threaded screw can be used as a repairing means to recover the screw holes cost-effectively.