This portable air‑operated grease pump features 5‑gallon (20L) solid steel bucket with 50:1 pressure ratio. It supports 0‑3# grease and reaches 740g per‑minute grease output, ideal for cars, farm heavy machinery and yacht lubrication. The included 13‑foot double‑layer steel wire high‑pressure hose withstands 60MPa (8700PSI) and works under temperature up to 100℃ all year round. Fitted with wheels and wide handle for easy moving and refilling. 360° swivel nozzle, nozzle hanging hook and standard NPT fitting simplify daily operation. Durable pneumatic grease bucket pump is a reliable lubrication tool for workshops, repair shops and field maintenance jobs.