Step Drill Bit HSS Titanium Step Drill Bit for Metal Multiple Hole Drilling Cone
Style 4-22mm Step Bit HSS Titanium. Material High Speed Steel (HSS 4241). Included components 4-22mm Step Bit HSS Titanium. 🔥 YOKOCUT step drill bits are 100% genuine HSS 4241. 🔥 HSS combined with a titanium coating.