About This

[M2 HSS Material]:Compared to other commonly used lower grade HSS, M2 has 50% more Tungsten and 150% more Molybdenum, which are key elements in improving durability.
[Machined Hex Shank]:For use in different kinds of impact wrenches.
[Tapered Point]:Allow entry into overlapping holes.
[Wide Application]:Used to enlarge existing holes and align overlapping holes. Compatible with steel, metal, alloy aluminum, brass, plastic, iron, copper, and cast iron materials.
[Main Size]: 13/16" diameter, 5" flute length, 7" overall length,and 1-1/4" hex shank size.