The pneumatic vibrator can control the amplitude and frequency by adjusting the voltage.The piston outside the casing contains special grease, which vibrates together with the piston and runs smoothly and quietly.There are standard 1/4inch threaded holes on the outside to facilitate smoother exhaust of the vibrator.Made of high‑quality materials, wear‑resistant and durable, meeting the needs of various work scenarios.Commonly used for vibrating table, filter screen, silo emptying, bulk material washing and compaction.type: K20/K25colour: silverMaterial: aluminum alloyPackage Contents:1 x Pneumatic VibratorOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.