The Milwaukee 48-22-9406 Combination Wrench Set includes 7 pieces of high-quality, heavy-duty wrenches made of durable Chrome Vanadium Steel. These red wrenches feature a ratcheting action for easy and efficient tightening and loosening. With a size range of 1/16 inches to 1 inch, this set is perfect for various automotive and industrial applications. The combination wrenches have a standard SAE measurement system and each wrench is designed for maximum durability and reliability, making it a valuable addition to any toolbox.