The Crafts 3 1/2-4 1/2 Comp. Spring is a high-performance spring designed for use in Jet Tools applications. This compression spring is crafted from durable materials, ensuring long-lasting performance and reliability. With dimensions optimized for various tools, it provides excellent support and functionality. This spring meets industry standards for quality, making it suitable for both professional and DIY projects. Enhance the performance of your tools with this essential component, designed to withstand rigorous use.