OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-4.47mm Tapping Chucks The combination of HSS-E substrate

The combination of HSS-E substrate and AcuRea nano chrome coating helps resist wear and maintain hole size accuracy

Ideal for engineers and machinists who need dependable edge quality in compact slots

Thread specification: Right-hand thread with a metric pitch of M6x1

while the combination of left-hand spiral flute and right-hand cutting supports efficient chip evacuation and consistent surface finish during reaming operations

and ISO H4 tolerance: through‑coolant design improves cooling and chip removal

OSG Stub Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDS-4.47mm Tapping Chucks The combination of HSS-E substrateThe OSG Stub Drill HSS E is a 4. 47 mm diameter drill bit engineered for durability and precision. Crafted from High Speed Steel E (HSS E), it handles tough stainless steels, versatile steels, and lightweight aluminum with reliable performance and clean holes from the first cut. Rigid stub design for accuracy: Shorter flute length minimizes deflection and chatter, delivering straight, true holes even in challenging materials. HSS E construction for