The Power Torque wrench is a 3/8" drive clicker torque wrench designed for automotive use. With the manufacturer part number GM3004, this tool provides precise and accurate torque readings, making it an essential tool for automotive maintenance and repair. The California Prop 65 warning indicates that this product may contain chemicals known to cause cancer or birth defects. As a responsible seller, it is important to inform customers about potential health risks associated with this tool.