50Pcs Inner Thread Self Tapping Thread Inserts Set, Stainless Steel Thread Reinforce Repair Tool, Thread Repair Kit for Reinforcing and Repair Threads. HIGH-QUALITY CONSTRUCTION: The inner thread self tapping thread inserts are made of high-quality stainless steel, providing exceptional hardness and low abrasion to withstand demanding conditions and enhance durability.

50Pcs Inner Thread Self Tapping Thread Inserts Set, Stainless Steel Thread Reinforce Repair Tool, Thread Repair Kit for Reinforcing and Repair Threads. HIGH-QUALITY CONSTRUCTION: The inner thread self tapping thread inserts are made of high-quality stainless steel, providing exceptional hardness and low abrasion to withstand demanding conditions and enhance durability.