【Tool-Feeler Gauge】During maintenance or adjustment of the engine brake system, this feeler gauge provides accurate measurement of the clearance between the brake and the exhaust valve
【Premium Materials】Feeler gauge made from premium stainless steel,offers exceptional strength and corrosion resistance
【Function】Proper adjustment helps improve braking performance and overall engine efficiency
【Easy to Use】Simply insert the gauge tool between the engine brake and the exhaust valve, then adjust to achieve the correct clearance