【Precision Workmanship】Our spark plug gap tools are precisely machined by precision CNC machine tools, and we prepared a set of 32-piece feeler gauges, can provide you with perfect gap adjustment.
【Simple to operate】Simply place your spark plug on the clearance tool and start making adjustments. There is no need to tighten the spark plug to install the base like other versions, saving time and effort.
【Universal Accessories】This spark plug spacer fits 10mm 12mm 14mm 16mm spark plugs. Use your desired size feeler gauge to measure and adjust the gap distance.
【Precautions for use】Due to the material of the spark plug, some spark plug electrodes will bounce back, which is normal for some spark plugs. If your clearance target is 0.7mm, we recommend 0.68mm so when it springs back you get 0.7mm.
【What you get】 1x spark plug gap tool, 1x feeler gauge. If you have any questions, please contact us, we will reply you within 24 hours.