
Using this Klein Tools open - end wrench is easy. Just pick the right end size for your nut or bolt. Place the wrench on the fastener and turn it in the direction you need. When you're working in tight spaces, the 15 - degree offset ends will help you reach those hard - to - get areas. Make sure to clean the wrench after each use. You can use a dry cloth to wipe off any dirt or debris. To keep it corrosion - free, store it in a dry place. Don't use the wrench for jobs it's not designed for, as this could damage the tool. If you notice any signs of wear or damage, it's best to replace the wrench to ensure safety and efficiency.