1. Efficient automotive refrigerator recharge kit for automotive AC system with R-134a R-12 R-22 types freon.
2. Extra large and colored dials with celsius scale is easy to read, gauge rated 250psi (blue) max pressure, hose rated 3000 psi burst pressure and 600 psi max working pressure.
3. Two can taps were equipped with piercing and self sealing style bottle which help to compatible with most can valves.
4. Flexible bullet piercing valve with 1/4 inch fitting will compatible with 1/4 inch, 5/16 inch and 3/8 inch outside diameter pipes.
5. Come with every thing you need for a efficiently ac charging work, package include: low pressure gauge, 5FT hose, suction side coupler, piercing can tap, self sealing can tap, 2 pieces bullet piercing valves with L keys.