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Machine Design

Pneumatic hand pump -- E Instruments

New PHP hand pumps generate up to 600 psi (40 bar) of pneumatic pressure, depending on the model. They produce pressure and vacuum with a spring-loaded grip handle and scissors action. Available in three sizes, the pumps include a fine-adjustment vernier and spring-loaded locknut stroke adjustment.
E Instruments, 172 Middletown Blvd., Suite B201, Langhorne, PA 19047, (215) 750-1212,

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