Air Operated Pumps having pressure ratio as high as 50:1, Air Operated pumps are available with 25kg/50kg/200kg drum capacity. All grades of grease can be handled. Output as high as 300-400 grams @ 8.5kg/cm2 air pressure. Hand operated pumps with 5/10/20kg drum capacity. Dispensing of grease at optimum pressure. Dispensing of Grease at optimum pressure. High performance pumps last longer. Longer life for high quality delivery hoses. Very convenient to use and portable.