Automatically Deburr Holes as you Drill. Two flute design makes faster, smoother cutting.
Titanium Nitride Coating for Cooler Running, can effectively extend the service life of the drill bit.
Suitable for carbon steel plate, sheet iron, insulation boards, wood. Cannot be used for stainless steel. Doing wel in chamfer, chip removing, archimedean drill, trepanning.
A great helper for carpenter. Suitable for a variety of standards. Used in the workpiece whose hardness is under 25.