Wholesale hand-operated grease pump, grease pump, CLHA type engine oil with good compressors that can press the grease out smoothly. Low cost and high practicality Easy to use by pressing the handle down to feed small oil and easy to install. The CLHA type is suitable for NLGI greases of grades 0 to 000 and CLHP models are suitable for grades of NLGI 0 to 2. Grease guns are recommended for refilling lubricants from Fill box Can avoid air or dirt falling into the tank