Circular gapping tool by Sealey Tools
A simple tool which can be used to adjust and measure the gap of Spark Plugs with standard copper/nickel electrodes. Use the bevelled edge to open the electrode gap and measure using the circular ramp and index markings.
Index markings are both imperial inches and metric/mm (on reverse).
**Important** DO NOT use this type of tool with precious metal electrode spark plugs - that includes fine wire platinum, gold and especially Iridium spark plug electrodes! You will damage or break off the electrode(s)
- Additional Information
- Cross Reference
Manufacturer Part Number
- Related Products