Check the listing for details. r8 Indexable Boring Head. Condition: Used. Listed at 60.00 USD. The R8 Indexable Boring Head is a precision tool used in CNC machining and metalworking. This tool allows for the efficient and accurate boring of holes in various workpieces. With its indexable design, the boring head can quickly switch out different boring bars to accommodate different sizes and shapes of workpieces. This product is essential for businesses and professionals in the manufacturing industry looking to achieve high-quality results with precision and efficiency. Condition is used and sold as is.