• Extra-long 12” standard known as Aircraft Length
• Spiral fluted PATENTED stepped-tip drill bit that simply outperforms every conventional drill bit design in nearly all materials
• Extra length allows for additional reach in tight spaces or for drilling through extra thick material
• Excels on hard alloys, sheet metal, and imperfect parts that are difficult to start drilling into
• Precision ground from heat treated quality M2 High Speed Steel and Onyx oxide coated to prevent chip build-up
(California Prop 65)