YXGOOD 8-Piece Brake Lining Thickness SAE & Metric Gauge Set[Product Information]- Color coded to identify SAE & Metric thickness on brake lining examination.
- Metric: 8， 10， 12 mm (Green); 4， 5， 6 mm (Yellow); 2 and 3 mm (Red).
- SAE: 0.3150 to 0.4724" (Green)， 0.1575 to 0.2362" (Yellow)， 0.0787 to 0.1181" (Red).
- These identify if the brakes are still good (Green)， should be serviced or are past due (Yellow)， and must be serviced (Red).
- Constructed of iron， which proves it's strength and durability.
