DORMER Jobber Length Drill Bit, General Purpose, Imperial, Z Drill, 0.413 in Drill, 5-1/4 in Lg, 4XD Dp Cut, 2 -Flute, Spiral Flute, 3-7/8 in Lg Flute, 0.413 in Shank

For general purpose drilling under a wide range of operating conditions and in various materials such as cast iron, steel and steel forgings. The steam oxide finish and surface treatment provide abrasion resistance and improved chip flow. Bits have a straight shank made of high-speed steel with a 118 deg point. They are available in fractional sizes (R10), letter sizes (R15) and a low thrust/split point design (A012 and R15A).