The Dormer Drill Bit is a stub length drill with straight shank. It has diameter of 15.5 mm with an overall length of 115 mm and flute length of 58 mm according to DIN 1897 standard. This drill bit has a 135 degree split point reduces the forces when drilling and prevents the drill from wandering over the surface of the material.

HSS stub drill
Versatile drill with Steam tempered finish
Suitable for both hand held and machine drilling of many materials
Steam tempered finish retains cutting fluid and prevents chip to tool welding