🔧 Unlock Your DIY Potential! Comfortable grip for optimal torque and control. Sliding plastic box keeps your tools neatly arranged and accessible. Made from CRV steel for unmatched strength and longevity. Fully heat treated for hardness between 48-52 HRC. Perfect for furniture assembly, automotive repairs, and DIY projects. organized storage 9 sizes CRV steel The EASTMAN Hex Allen Keys set of 9 is crafted from durable CRV steel, featuring a precision anti-abrasion coating and an organized storage box. With a comprehensive range of metric sizes and ergonomic design, this set is perfect for both professional and DIY enthusiasts looking for reliability and efficiency in their projects.