Description
Pneumatic sealing technology, using pneumatic sealing principle, 72-hour immersion test, no water leakage..Metal gear long life, the use of powder metallurgy technology, pure metal gear, longer service life..Selected copper core real material, selected copper core, strong conductivity, good wire from good copper core..Trapezoidal screw precision transmission, rotating motion into linear motion, low friction, high efficiency operation..If you have any question,pls contact us.