Self-priming high performance double diaphragm lever pump. Heavy-duty die-cast aluminium pump head with stainless steel pistons and fuel resistant nitrile rubber diaphragm. 2"BSP Connector and telescopic dip tube to suit 50 to 205L drums. Approximately 800ml per full stroke discharge. Supplied with 8ft anti-static discharge hose and delivery nozzle with holder. Suitable for various oils, petrol, diesel, antifreeze, paraffin and other non-corrosive fluids.