PowerMaster II Pumps
They feature a high volume output air motor that has an extra-long stroke for powerful and uniform delivery on both upstrokes & downstrokes. These pumps feature shovel-type pump tubes for mechanical priming and are equipped with bushings & plungers made of sapphire-hard nitriding steel for durabilit ... y & wear resistance. The double-acting mechanism ensures low-surge operation with reduced air consumption, and the modular design of the pump tube facilitates easy disassembly. These pumps have large air passages for unrestricted venting and pre-lubricated air valves that are stall & leak-proof.