SBJ 48 Pieces of Bolt with Nylock Nut are crafted from high-quality zinc, ensuring superior corrosion resistance and durability for tractor rotavator blade mounting. This set provides secure, vibration-resistant fastening, making it ideal for demanding agricultural applications. The included Nylock nuts offer enhanced locking strength, preventing loosening during operation. Perfect for maintenance or replacement, these bolts help maximize the efficiency and longevity of your tractor rotavator in the field.