This new 50-piece self-tapping thread insert set provides a practical solution for repairing or reinforcing threaded holes in various materials. The kit includes inserts in common metric sizes like M4, M5, M6, and M8, featuring a gold-tone finish. It is designed for use in metal, plastic, or wood, making it suitable for automotive, furniture, or machinery repairs. The self-tapping design simplifies installation without requiring pre-tapping. Free shipping is available for this new set. Consider this kit for restoring stripped threads or creating durable threads in softer materials. Please check the listing for full details on exact quantities per size and material specifications. 50Pcs Self Tapping Thread Inserts Set, Gold Thread Reinforce Repair Tool. Condition: New. Listed at 10.15 USD. Superior Performance: Designed with a solid structure and grippy features, this product provides uniform thread depth and balanced load distribution. This self-tapping thread insert features self-tapping capability, enhancing thread reliability.