The KUKKO Quality Tools steel impact ring set includes six pieces designed for bearing installation, with sizes ranging from 12 to 37 mm. These impact rings are crafted from high-quality steel, ensuring durability and resistance to wear. The precise dimensions allow for accurate fitting and effective installation of bearings, making them essential for automotive and industrial applications. Each ring is engineered to meet stringent industry standards, providing reliability and performance. This set is perfect for mechanics looking to enhance their tool collection with reliable bearing installation solutions.