GearWrench® Spark Plug Gap and Feeler Gauge Set, 3-5/16 in L Blade, 12 pc, for Use With: Standard Ignition System, Steel.
Features
- Use to set and measure spark plug gaps plus other ignition clearances from 0.01 to 0.045 in and 0.254 to 1.143 mm
- Blades have both SAE and metric measurements
- 6 wire gauges check spark plug gaps and (12) straight blades check other clearances
- Includes a double-ended electrode tool for easy adjustments
- 3-5/16 in L blade
- Each blade has sizes marked for easy identification
