Thinsont 12mm Universal Car Engine Spark Plug Gap Tool Sparkplug Caliper Gapper Gapping

Features: 1. Helps to achieve perfect spark plug clearance. 2. Universal for all kinds of 12mm spark plug. 3. High quality material with CNC machining it is solid and durable for long term use. 4. Easy and convenient to use. 5. Compact and light weight easy to carry and store. Steps: 1. Simply screw your spark plug into the bottom of our gap tool. 2. Use your desired size feeler gauge for gap thickness. 3. Turn the knob with the feeler gauge in place till the side compresses to the desired gap thickness. Specification: Condition: 100% Brand New Material: Aluminium Alloy Color: As Pictures Shown Purpose: Universal for all 12mm thread spark plugs Package List: 1 * Spark Plug Gap Tool