Using this 4 - pin axle shaft tool on your Sur - Ron Light Bee is easy. First, locate the axle shaft and the nut you need to remove. Place the tool onto the shaft and make sure the pins fit securely. Then, use a suitable socket wrench to turn the tool and loosen the nut. When you're done with your maintenance, clean the tool with a dry cloth to keep it in good condition. Avoid using excessive force as it may damage the tool or the axle shaft. Store the tool in a dry place to prevent rusting.