The Dormer Drill Bit is a jobber length drill with straight shank. It has diameter of 14 mm with an overall length of 160 mm and flute length of 108 mm according to DIN 338 standard. This drill bit has 118 degree 4 facet point, HSS with brazed carbide tip with bright plus steam tempered finish for 4xD drilling without pecking in cast iron.
4 facet self centring point For both conventional and CNC machines Provide good economical choice when drilling cast iron materials High performance of a carbide drill with a strong and flexible body