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6130 model the hand uses vavuum pump
From;    Author:Stand originally
Deserve to have vacuum meter, reach vacuum tube, the design has relief valve, operate; to apply to the application that one negative pressure needs easily, if smoke filter,wait. 6130 model the hand uses vavuum pump: Agile and light vavuum pump, the operation is simple and fast, highest can amount to vavuum pump of 635 millimeter mercuric column.