Flute Count: High-flute-count design (FSH family) to improve rigidity and chip evacuation in hard materials
Optimized rake-angle cutting edge for longer tool life: Strengthens the cutting edge to resist wear
Through coolant channels actively flood the cut
and aluminum: One drill bit that handles a range of common Materials
Its combination of durability and precision gives you confidence that measurements are repeatable across inspections
OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-3.01mm Morse Taper Adaptor Flute Count: High-flute-count design (FSHThe OSG Stub Drill HSS E is a compact, high performance drill bit designed for demanding materials. Crafted from High Speed Steel E (HSS E), it delivers exceptional wear resistance for stainless steels, versatile steels, and aluminum. Its 3. 01 mm diameter and stub geometry provide precise, stable drilling for true holes. Whether you're a professional in a shop, a technician on the job, or a DIY enthusiast, this drill bit helps you achieve clean,