Hebei Hankai hydraulic wiper
2. Contaminant Protection Grease seals act as a first line of defense against contaminants. Dust, water, and debris can enter the bearing assembly and potentially lead to corrosion, pitting, and other forms of wear. By keeping these contaminants out, grease seals help maintain the integrity of the bearings.
wheel bearing grease seal

Beyond its practical uses, the police raincoat reinforces the authority of law enforcement. The distinctive design and colors of a police raincoat often align with the overall police uniform, helping to convey a sense of order and lawfulness. This uniformity is essential in fostering trust within the community. When citizens see officers equipped with their raincoats on a rainy day, it reassures them that there is someone watching over them, even in challenging weather conditions.
police raincoat
