Tolerance: ISO H4 (DIN 8089)
Triangular laydown geometry for stability: The laydown triangular insert provides stable seating and consistent cutting across basic to demanding applications
consistent performance and tight tolerances
K10 carbide (intermediate precision) construction: Delivers wear resistance and repeatable hole sizing for dependable long-term performance
protecting delicate finishes while maintaining a reliable hold
OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-3.75mm Power Milling Chucks Tolerance: ISO H4 (DIN 8089)OSG's Stub Drill HSS E is a compact 3. 75 mm drill bit designed for challenging materials, including stainless steels, versatile steels, and lightweight aluminum. Its stub length and robust construction make it ideal for tight spaces and precise hole work, whether youre a professional fabricator, a machine shop technician, or a dedicated DIYer. Built from High Speed Steel E (HSS E), this drill bit delivers durable performance with a sharp, reinforced