High-Temperature Resistant Nylon and Rubber Washer Set - M4/M8, Insulated, Thickened Sealing Rings for Screws

This washer set features high-temperature resistant nylon and rubber materials, designed to provide durable and reliable insulation for various applications. These thickened sealing rings are specifically crafted for screws and are available in M4 and M8 sizes, ensuring a perfect fit for your needs. Ideal for environments requiring robust performance and thermal resistance, these washers help prevent leaks and maintain secure, insulated connections. Standard No.: GB849-88 Manufacture country: China Instructions included: No