100 Pack 1/4"-20 Inch Lock Nuts, Premium Paterial Nylon Embedded Locking Nut, Ha
⭐️⭐️⭐️⭐️⭐️. Fastener Type Lock. 【High-quality and durable】The nylon insert locking nut is made of high-performance carbon steel. The spiral pattern is clear and the surface is smooth. There is no need to worry about cutting your hands.