This set includes a range of sizes: 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm, ensuring you have the right tool for any job. Crafted with precision, each hex wrench boasts a chrome-plated chrome-vanadium shank coupled with a comfortable two-component handle for an ergonomic and secure grip. To elevate the precision of these tools, the tips are meticulously coated with black oxide, optimizing tool tolerances for the utmost accuracy in your tasks.