High speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance
Titanium nitride coatings add a hard layer of gold colored ceramic to the surface that extends tool life and permits faster cutting speeds than uncoated tools
Round shanks allow use with a wide variety of toolholding systems
When run in a counterclockwise direction right hand cut spiral fluted tools evacuate chips up and out of the cut to reduce clogging