<p>We believe you will love this tool. If you are not 100% satisfied with the gap tool, we will give you a full refund or a free exchange no questions asked.</p> <ul> <li>This spark plug gap gauge is perfect for DIY automobile maintenance use or the professional mechanic.</li> </ul> <ul> <li>Markings to set spark plug gaps quickly and easily.</li> </ul> <ul> <li>The diameter of the gap tool is 1.5 in (3.8 cm). Small size, like a large coin, easy to carry.</li> </ul> <ul> <li>The flanged hole to adjust the side wire without damaging the center element and outer rim to measure the electrode gap.</li> </ul> <p> </p> <p></p> <p>Specification:</p> <p>Type: Coin-Type</p> <p>Material: Zinc Alloy</p> <p>Diameter: 1.5 inch / 3.8 cm</p> <p>Range: .020 to .100 in / 0.5 to 2.5 mm</p> <p><br></p> <p></p> <p>Package includes:</p> <p>2 x Spark Plug Gap Tools</p>