#41 x 12″ Cobalt Aircraft Extension Drill Bit GLBCOX1241

Size: 41, Material: Cobalt, Finish: Gold, Flute Length: 0, Overall Length: 12, Shank Type: Round, Style: Aircraft Extension, Cutting Angle: 135, Point Type: Split Point, Number of Flutes: 2, Cutting Direction: Right HandManufactured to Aerospace Standard 907. Ideal where extra length for reach is required. These drill bits display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel, and are especially effective in drilling tough, high tensile strength materials like stainless steel, inconel, and titanium.The 135 split point is self-centering and reduces thrust. Sizes smaller than 1/16″ or 52, and larger than 1/2″ have the 118° standard point.