D120 - Reduced Shank Drills 10mm shank Sutton Tools Reduced Shank Drills are designed to increase the drilling capacity of drill chucks and for slow speed (350 RPM or less), large scale boring. Reduced shanks suit 10mm drill chucks. Common Length 6" (152mm) overall length with a 3-3/8" (86mm) flute length Reduced shanks suit 10mm drill chucks 118 standard point for general purpose applications Made from M2 High Speed Steel (HSS) offering the best combination of strength, heat & wear resistance Blue flute with precision ground bright cutting edges making it a better choice when drilling ferrous materials Diameter 15.88mm / 5/8 Length 152mm Flute Length 86mm Shank 10mm