Product Description
Norseman by Viking Drill and Tool (12 pack) Size 30, Type 490, 135 Degree Split Point Black Twin End Drill Bit, black finish. Twin End Heavy Duty 135-Degree Split Point Black Oxide135-Degree split point for accurate centering and fast penetration. High speed steel provides good wear resistance, can be used in general purpose applications for ferrous and nonferrous materials
Black oxide prevents chip building, galling and welding. Commonly used for low carbon, stainless and ferrous metals. Twin End - Heavy Duty (28140)