Designed for durability and performance, this lock nut from Makita is an essential accessory for angle grinders. Crafted from robust metal, it ensures a long lifespan and is compatible with a variety of tools, including select 4-1/2", 5", 7", and 9" angle grinders. This versatile lock nut is suitable for use with grinding wheels, cut-off wheels, diamond blades, and multi-discs, making it a reliable choice for both professional and DIY applications. With its precise design, it fits securely on depressed center wheels, providing peace of mind during operation.