Compression Gauge Test Set for Engine Cylinders Diagnostic Tester with 10MM 12MM 14MM 18MM Spark Plug adapters
- Adapters for a wide number of vehicles (spark plug types/depths)
- Kit includes 2 rubber cones ends for quick check (no need to thread into head)
- 3 inch Gauge has dual color scale with 0-300 PSI, 0-20 kPa
- Fittings: M10, M12, M14, M18 (Male, With “O” Ring)