The Tekton Combination Wrench Set includes four wrenches, each featuring a combination of open-end and box-end for versatility in various tasks. The set sizes are 21mm, 22mm, 23mm, and 24mm, covering a range of common automotive and mechanical applications. Crafted from durable chrome vanadium steel, these wrenches are designed to withstand high torque and provide long-lasting performance. Ideal for both professionals and DIY enthusiasts, the Tekton Combination Wrench Set offers reliability and ease of use in tackling bolt and nut tightening tasks.