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- HAND VACUUM PUMP PULLS UP TO 2" Hg
Nature Abhors A Vacuum
HAND VACUUM PUMP PULLS UP TO 2" Hg
But science teachers can't work without them. Experiment with this good-quality manual vacuum pump made of durable polychloroethylene plastic. Works with a pistol-grip action and pulls up to 2" Hg. Includes a 17" length of clear vinyl, 1/4" ID tubing, and a release valve.