Robinair 34970 Air Vac Pump for R-12 and R-134a - ROB-34970
Fast, efficient air operated vacuum pump
Air Driven: There's no oil or moving parts to replace.
Rugged Lexan® Case: Both oil and scratch-resistant and comes with a convenient handle.
Economical unit uses shop air to pull the system into vacuum and includes inlet fittings with 1/4" and 1/2" acme sizes.
1 cfm
Easy to use - connect back fitting to compressed air source and front fitting to center hose of a standard manifold set attached to an A/C system. 75 PSI rating.