Does anyone know the tip size for this Mastercool Manifold gauges , here is their product no. for it, mfg part no. 99334-110 110V AC/DC Adapter It converts it from Ac to 9 volts Dc I want the know the Inside diameter & outside diameter of the barrel tip that connects to this device.

Vacuums - Mastercool - 99661-A Digital HVAC Manifold w Thermocouple