Set of 8 Soba HSS Lathe Tools 8mm Square Shanks - Chronos Engineering Supplies
10mm HSS Lathe Form Tools Set 8 Pieces Set Square Shank Lathe Pre - Formed Tools | eBay
Rookie question, what are these shapes of HSS lathe bits used for? I've seen them around sometimes but don't even know what they're called or what they're meant for. : r/Machinists