JobSmart Metric Ratchet Combination Wrenches are a convenient choice for anyone looking to expand their collection of wrenches. This tool set comes with 7 different sizes (8 mm, 10 mm, 12 mm, 13 mm, 14 mm, 17 mm and 19 mm) to prepare you for a variety of projects. Each wrench is made from durable chrome-vanadium steel to deliver the power and quality you need. Clear size labels make it easy to find the size wrench you need.