OSG Jobber Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDR-5.78mm Through Coolant Crafted from hardened steel for

Crafted from hardened steel for long-lasting performance

These high‑quality laydown triangular inserts are built to cover the majority of thread standards in use today

with ISO H5 tolerance aligned to DIN 8051 standards

edge protection

Made from HSS-E and featuring geometry tuned for longevity

OSG Jobber Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDR-5.78mm Through Coolant Crafted from hardened steel forThe OSG Jobber Drill HSS E (5. 78 mm) is a high performance jobber length drill bit designed for tough metals and mixed material projects. Crafted from High Speed Steel E (HSS E), it delivers long tool life and reliable performance when drilling stainless steels, general steels, and even lightweight aluminum. Its optimized geometry ensures clean, precise holes, making it a go to choice for professionals and serious hobbyists alike. Long tool life in