Spark Plug Gap Tool will give you that perfect gap every time. No more finding something to bang the spark plug on and having to test it over and over till you got it just right. Do it once with precision with our tool.<br><br><b>Specifications:</b><br>Material: Aluminium Alloy<br>Size: 4 x 2.7cm(H*W)<br>Color: Black<br>Package Includes: 1 * Spark Plug Gap Tool, 1 * Screw<br>Applications: Universal for all 14mm threaded spark plugs<br><br><b>Easy to use steps: </b><br>1. Simply screw your spark plug into the bottom of our gap tool.<br>2. Use your desired size feeler gauge for gap thickness.<br>3. Turn the knob with the feeler gauge in place till the side electrode compresses to the desired gap thickness.