The Inflatable Roller Without Pump for MY3015-2 is a specific type of roller used in various industrial and construction applications, particularly for surface preparation or finishing work. Inflatable Roller: An inflatable roller is a roller tool that can be inflated to achieve the desired pressure or tension for the specific task. The inflatable nature of the roller allows for flexibility in adjusting the hardness or softness of the roller, depending on the job at hand. It is often used for uniform pressure distribution. Without Pump: This means that the roller does not come with a pump for inflation. The user would need to supply their own pump to inflate the roller to the required pressure. MY3015-2: This likely refers to the model number or a specific product series the roller is designed for. It could refer to a piece of machinery or equipment with which the inflatable roller is compatible. Inflatable rollers are typically used in road construction, paving, or flooring applications, where a controlled, even pressure is required for finishing or compacting materials. The ability to adjust the inflation level makes them versatile, allowing them to be used for a wide range of surface types and finishes.