OSG Jobber Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDR-4.38mm Face Mill Arbors - Through Coolant Toolex Reamers with straight shank

Toolex Reamers with straight shank and spiral flute are designed for precise hole enlargement and finishing

Using the JBO Thread Plug Gauge helps you confirm hole thread integrity efficiently

0 mm and is precision ground to deliver tight tolerances and repeatable results

Crafted from tough carbide

Robust carbide construction for long life: High wear resistance stands up to repetitive rib-cutting work

OSG Jobber Drill HSS-E - For Stainless Steels, Steels and Ali - EX-SUS-GDR-4.38mm Face Mill Arbors - Through Coolant Toolex Reamers with straight shankThe OSG Jobber Drill HSS E EX SUS GDR 4. 38mm is a purpose built drill bit crafted from High Speed Steel E (HSS E). Its designed to cut cleanly through stainless steels, carbon steels, and aluminum, making it a versatile choice for professional workshops and hobbyist projects alike. With a precise 4. 38 mm diameter, it fits standard drill chucks for reliable, consistent starts. Durable HSSE construction for long tool life: The HSSE composition is