The Dormer Drill Bit is a jobber length drill with straight shank. It has diameter of 2.5 mm with an overall length of 57 mm and flute length of 30 mm according to DIN 338 standard. This bits has 118 degree point angle and HSS with bright finish for 4xD drilling without pecking in steel. The steam tempered finish retains cutting fluid and prevents chip tool welding.
Very cost effective Versatile left handed drill Suitable for many materials Provide strength and is easy to regrind Suitable for both hand and machine use