For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

【Quality Material】 This product is made of high quality zinc alloy material. This material is corrosion and rust resistant and can be kept intact in all weather conditions. Moreover, it is wear-resistant and scratch-resistant and will not be easily deformed or broken.

【Quantity & Carrying】 We offer two different quantities in one-piece packs and two-piece packs respectively, so you can buy as many as you need. In addition, the spark plug gapper tool has a 0.31-inch hole at the top for you to hang it on your key ring or in your backpack.

【Practical Functions】 Ordinary straightedge can't meet the requirement of accurate measurement of cylinder gap such as spark plugs. Instead, our measuring range is a standard 0.020 to 0.100 inches with a diameter of 1.48 inches, making it easy for you to measure accurately.

【Convenience & Safety】 Our measuring tools have clear and precise scales and smooth polished surfaces. It enables you to take faster and more accurate readings. At the same time, it won't scratch your hands and your car when you use it. Therefore, you can use it with confidence.

【How to Use】 Start by removing the spark plug from the vehicle. Then clip the metal hook on its top into the slot on the edge of the spark plug gap tool for a quick reading. The front side has the usual inch scale, while the back side has a metric millimeter scale.