Dormer: Drill reduce shank 1/2” HSS, 15.0mm

Description

83 mm flute length x 156 mm OAL

Standard helix, right hand spiral flute geometry.
118 degrees point angle.
Blue surface treatment.
For general purpose light duty work only.
Fracturing of the drill shank may occur if it is used for any other purpose or if extreme pressure is exterted on the drill.