Made of chrome-nickel molybdenum steel.
Pointed carbide tip for easy hole centering and directional guidance.
Short entries into double spiral flute design for fast dust removal.
Multi-Cutter design provides for vastly reduced vibration.
Lower operational noise levels due to multi carbide tip.
Multi-Cutter design provides for clean round holes.
All diameters meet current ANSI standards.
Shot-peened, industrial finish.