The Central Pneumatic Professional Grinder Tool is a high-quality air grinder with a palm grip design for comfortable use. It features a 1/4 inch collet size and air inlet size, making it compatible with a variety of applications. This single item set from Central Pneumatic includes an air hose fitting, providing everything you need for your grinding needs. While it does not come with a warranty, this professional-grade tool is reliable and durable for all your automotive and industrial projects.