Description of Viking Norseman 57810 SPM 21 250 UB
21 pc. Set Premium Mechanic 3-Flats on Shank 135-Degree Split Point. 135-Degree split point for accurate centering and fast penetration. Precision ground point, flutes, body, clearance and drill diameter for ultimate accuracy and performance. Special Hi-Molybdenum tool steel/Gold Oxide. Mechanics Length 3-flats on shank.
Love this drill set! For the first time, drill bits cut through steel like a hot knife through butter. Okay, maybe not that easy, but they're really good!
Pros
Precision sharpening, flute, body, gap and drill bit diameter for maximum precision and productivity