Built to ISO H5 tolerance under DIN 206-B
production-oriented applications
and dependable performance across repeated cycles
delivering stable performance in demanding workshops
it provides controlled material removal and predictable chip flow for a clean hole finish
OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-2.99mm Tiny Tool Holders Built to ISO H5 toleranceThe OSG Stub Drill HSS E (EX SUS GDS 2. 99mm) is a compact, high performance drill bit designed for stainless steels, steels, and aluminum. Ideal for professionals, makers, and hobbyists, it delivers clean, accurate holes with every use. Crafted from premium HSS E, this stub drill offers exceptional rigidity and edge life to minimize wandering and ensure repeatable results across demanding materials. Rigid stub design for precise holes: Short, stiff