**Product Name: Single-Piston Professional Grease Gun****Product Specifications: ** - Capacity: 500CC - Total Length: 440MM - Tube Diameter: 60MM - Maximum Pressure Resistance: 10000PSI**Product Features: ** - Professional oil seal design to prevent oil leakage - Thickened threads and professional oil seal ensure effective sealing of the gun barrel - Professional anti-slip rubber sleeve, durable - Threaded rod locking clip for quick oil pushing - Aluminum alloy nozzle, sturdy and durable, pressure-resistant, with dual exhaust holes design - High-pressure oil discharge piston for rapid oil discharge**Product Includes: ** - Grease gun main body - Various nozzles**Product Description: **The single-piston professional grease gun is designed to provide effortless and efficient lubrication operations. Its features include a professional oil seal design to prevent oil leakage, thickened threads and professional oil seals that ensure the sealing of the gun barrel, effectively preventing oil leakage. The Boston rubber sleeve design is durable, wear-resistant, non-abrasive to hands, and long-lasting. The leaf-type rod locking clip design allows for quick oil pushing, improving work efficiency. The cast nozzle is sturdy, pressure-resistant, with a dual exhaust hole design to ensure the stability and durability of the grease gun. The high-pressure oil discharge piston ensures dense oil discharge, prevents grease from leaking out, has an electroplated surface to prevent rusting, and enables fast oil discharge under high pressure.