• For testing diesel compression pressure
• High quality hydraulic pressure gauge provides accurate reading and prevents damages on gauge due to high pressure
• Glow plug adapters are helpful when diesel injectors are difficult to remove because of carbon deposits
• Provided with a 90-degree adapter for fitting gauge to injector (or glow plug) adapter in limited spaces
• Includes 4 injector adapters and a universal injector adapter kit (contained in small box). The clamp-on adapters offer more applications on truck, van, bus, marine, and agricultural machinery