#ValleyTool also manufactures custom internal grooving tools for a lathe. This .090” wide grooving tool with .030” corner radius has a 3” reach. The flat on the shank automatically locates the tool on center.
Contact us at 800.734.2573 for your deep grooving applications or build a tool on our website: https://valleytool.net/build-a-custom-cutting-tool