The KUKKO Plastic Impact Ring Set includes 8 pieces, designed for use with bearing installation tools. Each ring is crafted from durable plastic, ensuring protection for bearings during installation. The rings range in size from 15 mm to 35 mm, providing versatility for various applications. This set is ideal for automotive and mechanical work, allowing for precise and safe installation of bearings without damage. The lightweight design makes it easy to handle, while the high-quality construction ensures long-lasting performance. Enhance your bearing installation process with this reliable impact ring set.