This vacuum tester and brake bleeding kit combines two functions in one device. It's ideal for checking the tightness of pipes, valves, suction and bleeding of brake systems or hydraulic coupling systems. Brake bleeding is done very easy and fast by just one person with this vacuum pump. The hand held pump has a smooth pull trigger which is as long as the length of the handle, this is for your comfort. In addition, you will instantly get pressure readings from the easy-to-read gauge situated at the front of the gun. A brake fluid reservoir is also included.