OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-3.16mm RPTECH properly sized pilot hole and

properly sized pilot hole and use the recommended drill size from your tapping chart

ISO H4 tolerance: Coolant-through design reduces heat and wear

and a durable AcuRea coating for dependable performance in demanding reaming tasks

Precision-ground shank for accuracy: Delivers stable tool seating and repeatable results by maintaining precise alignment under load

it is ready to withstand the rigors of fast

OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-3.16mm RPTECH properly sized pilot hole andThe OSG Stub Drill HSS E (3. 16 mm) is a compact, high performance drill bit engineered for tough metalworking tasks. Designed for stainless steels, general steels, and aluminum, it delivers reliable, clean holes with every use, making it a trusted choice for professionals, technicians, and ambitious DIYers. The gold toned flute area visible in the image hints at a design emphasis on smooth cutting and heat management, helping you maintain consistency