Brett Flemming Cutting and Threading a Fork July 19th 2012 0 Parting off to ensure square machined surface cut. Also a small 30° chamfer is added before parting cut is complete. Once parted, the fork lands in terry cloth “nest”. Fork adjusted in special holder for zero runout at crown race. Single point threading tool squared to work with threading gage. One of several threading passes. Threading complete! Test fit of adjusting cone. « Back to Blog Prev / Next Leave a Reply Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website Save my name, email, and website in this browser for the next time I comment.