TX drills with through coolant for close tolerance holes.
Material-specific SC drill that has an X-shaped, free-cutting 130° point design and is designed for gray cast iron, nodular iron, and non-ferrous and aluminum alloy materials.
Can run into cored holes.
Two cutting edges with straight flutes for precise shape of the hole even if used as platform for complex step drills.
Four-margin land design with second set of cutting margin lands improve the surface quality and achieve tight diameter tolerances.