Made of Hardened Chrome Vanadium Steel Alloy (Cr-V) with a Black-Oxide Finish These hardened Chrome Vanadium Steel Alloy (Cr-V) hex keys are meticulously crafted for durability and precision. The black-oxide finish not only enhances the tool's appearance but also provides added protection against corrosion, ensuring long-lasting performance.

Size-Specific Chamfered Ends for Smooth Insertion The carefully chamfered ends of these hex keys offer a smooth insertion into fastener heads, reducing wear and tear on both the tool and the fastener. This design ensures a snug fit and minimizes the risk of damaging your equipment.

Compact and Precise 7PCs Allen Wrench Set This set includes seven Allen wrenches in metric sizes: 0.7mm, 0.9mm, 1.27mm, 1.5mm, 2mm, 2.5mm, and 3mm. Each tool is precisely sized and marked, allowing you to have the exact size you need at your fingertips. The small and exquisite design makes these wrenches perfect for tight spaces and detailed work.

Versatile for a Variety of Applications These hex keys are versatile and widely used for driving internal hexagon socket (Allen head) fasteners in various applications, including mechanical repairs, DIY projects, and professional settings. Their precision and durability make them invaluable tools for both DIY enthusiasts and professional mechanics.