Material:the spark plug gap tool is made of aluminum alloy,the smooth surface is treated with anodizing,anti corrosion, anti rustiness.Made of stainless steel,the feeler gauge would not get rusty,so they are both sturdy and durable.
Universal Fitment:the gap tool is fit for most 10mm 12mm 14mm 16mm spark plugs,Use your desired size feeler gauge set for gap thickness.
How to use:place the spark plug into the gap tool and use the desired feeler gauges for the gap thickness,turn the knob with the gauge in place till the side electrode compresses to the desired gap thickness.
Warranty:ANYEANER offers lifetime warranty for the spark plug gapping tool.If you have any problem ,please be free to contact us and we will respond you within 24 hours including weekends.
Note: Some spark plugs electrode will spring back - This is normal for some spark plugs.If your gap target is 0.44mm we suggest to use 0.42mm this way when it spring back you will get it to 0.44mm.