Sorby 851C General Purpose Hollowing Cutting Tip is a versatile tip designed specifically for Sorby Hollowing Tools. It is i for general purpose hollowing in end grain, providing reliable performance for woodturning enthusiasts. The cutter is easy to sharpen using a diamond file and can be replaced when necessary, ensuring long-lasting use. This cutting tip is compatible with several Sorby tools including the 14" Swan Neck Hollowing Tool (#77920), the 20" Swan Neck Hollowing Tool (#63069), and the 20" Swivel Tip Probe (#88971). It may also work with other Sorby tools not listed here, so it is to check the instructions for compatibility with your specific tool. Made in England, this cutting tip combines quality craftsmanship with practical functionality. Model Number: 851C