Advantages: Independent design Suck the waste lube in bearings Remove the pressure in bearing, s inner cavity Avoid oil leakage and environmental pollution Make sure lube filling Grease suck and drain device Brief introduction: Grease suck and drain device, a part of waste grease recycle system, is specifically designed to suck the waste grease in bearings. Diameters: Pressure: 20mpa Vacuum pull: -0.65 kpa ~-0.85kpa Lube quantity: 0.6~0.8ml/cy Anti-corrosion level: c4 Protection level: ip65