The Kukko Quality Tools Y518-09-P includes a pair of support nuts designed for use with tension bolts. These nuts are engineered for high performance and reliability in various mechanical applications. Constructed from robust materials, they ensure durability and long-lasting use. The design allows for secure attachment and stability, making them ideal for automotive and industrial settings. These support nuts enhance the efficiency of tensioning operations, providing a reliable solution for professionals seeking precision and strength in their work.