50 Pieces Self-Tapping Threaded Inserts, Brass Tone Socket

【Self-Drilling】This self-drilling insert screw eliminates the need to pre-tap the base material, allowing the insert to be screwed directly into pre-drilled holes with a single mounting tool, saving time and effort in both plastic and metal applications.
【Pull-Out Resistance】This threaded insert offers exceptional pull-out resistance thanks to a large contact area with the finished product, ensuring a secure and durable hold even under high stress, ideal for demanding repairs and assemblies.
【Anti-Vibration】Designed to strongly resist vibration, this anti-vibration insert effectively prevents loosening over time, providing essential mechanical stability to maintain tight and reliable threaded connections.
【Airtight】The airtight insert creates no play with the base material, providing excellent sealing even if the material contains bubbles or irregularities, which is beneficial for environments requiring a tight seal.
【Versatile Kit】This versatile kit includes 50 pieces in 7 common sizes M3, M4, M5, M6, M8, M10 and M12, made of brass for durability and corrosion resistance, covering a wide range of thread repair and reinforcement needs in various industries.