Manual lever operated grease pumps for professional use. Pump head made of cast iron, pump mechanism with ground steel piston for high pressure delivery of grease, with air bleed valve. Activation lever with non-slip grip. Grease push plunger forming a body with the rod to force the pump to prime. Suitable for cartridge, bulk or dispenser filling. Steel grease tank with non-slip knurling and locking system of the pull rod by means of a pin (it does not allow the rod to be retracted inside with a full tank). High quality 4-staple hydraulic grease nozzle. Delivery pressure up to: 500 bar. Flow per stroke: 1,25 cc. Grease outlet connection: 1/8" NPT.