see clear

• Low vibration & noise design-Special parts design to reduce the vibration and noise release

• Anti-fold tube

• Anti-vibration spring

• High intensive filter & rubber washer

• NR piston: anti-abrasion

• Anisotropic ferrite magnet

• High intensive Z11 steel

• Multi-Filter Function: As picture (a: case→b: motor→c: air tank) with three level air