it delivers exceptional concentricity and tight tolerances for small-diameter tooling
and delivers consistent results with standard metric threads
Left-hand spiral flute for efficient chip evacuation: The flute geometry promotes effective removal of cuttings during reaming with right-hand cutting
Dimensions: 1 mm x 6 mm x 60 mm
It adheres to DIN 8093 with an ISO H4 tolerance and is manufactured to order with a 24–48 hour despatch window
OSG Jobber Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDR-3.9mm FLH it delivers exceptional concentricity andThe OSG Jobber Drill HSS E is a high performance drill bit sized at 3. 9 mm, engineered for reliable metalworking across stainless steels, general steels, and lightweight aluminum. Crafted from High Speed Steel E (HSS E), it delivers steady performance and long life, with a cutting edge geometry that promotes clean, accurate holes from the first pass. This makes it a dependable tool for both professional shops and home workshops. 3. 9 mm diameter for