... Automatic/Hand Capacity:10L,20L,40L,60L painting tank WD-20HMax Air Pressure:22-50psiMixing type:Automatic/HandCapacity:10L,20L, ... 40L,60LSAWATA tank are pressure regulating,safe valve and pressure steel which endures corruption and is easily ... long time.It is suitable for such surface painting as paint-spray, paint-baking, shoe surface, wood work, vine work, leather, ...