Koshin SO-25 "High Viscosity HAND  DRUM PUMP" is a very simple and useful device both in  everyday industrial use.
This pump is specially designed for dispensing oil at service stations and production facilities. Also can be used  in home, garage use and every barell pumping needs.. With SO-25 Drum pump you can easy manually overflow from the barrels, canisters and tanks the most liquids.  To pour the liquid into a container below the barrel you need to rotate the handle. The handle sits perfectly in the hand and allow smooth hand  operation. The liquid will be fed until it is over. To stop the overflow prematurely, it is enough to stop movement of  the handle of the pump. Drum pump has adjustable comvinient aqnd strong barrel screw connection. 
 
The suction pipe has holes on the end to avoid sticking and delivery hose is flexible for convenient positioning. This oil pump made of strong steel alloy, has light weight and compact design. It can not be used with light and flammable liquids for refueling vehicles and machines. 
 
This Hand-Operated  manual barrel (drum) pump has very simple robust and compact design, light weight  and can be used in heavy duty application many tens years.
 
Applications:
- High viscosity oil up 2000 cst
 
Pump also suitable for :
- Kerosene
- Diesel
- Rapeseed oil
- Heating oil
- Engine oil
- Gear oil
- Hydraulic oil
 
Features:
Applicable for high viscosity（100 mm2/S or less） and the temperature is over 10°C. Don’t use a hot liquid higher 70 degrees C.
 
Materials
●Main Body: Steel
●Packing: Nitrile Rubbe: NBR