12" Aircraft Extension High Speed Steel Fractional Straight Shank Drill Bits


tem # 66620 shown

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12" Aircraft Extension High Speed Steel Fractional Straight Shank Drill Bits Features:

  • Ideal for drilling in hard-to-reach areas and for running wires and cable
  • Bit is constructed of M-2 high speed steel for the best combination of strength, heat resistance, and wear resistance
  • For general use in wood, metal, and plastic
  • Black oxide coating resists corrosion
  • 135 degree split point ensures a true start and eliminates bit walking

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Item #SizeTwist LengthOverall LengthBulk
612041/16"7/8"12"*
612063/32"1-1/4"12"*
612081/8"1-5/8"12"*
612105/32"2"12"*
612123/16"2-5/16"12"*
612147/32"2-1/2"12"*
612161/4"2-3/4"12"*
612189/32"2-15/16"12"*
612205/16"3-3/16"12"*
6122211/32"3-7/16"12"*
612243/8"3-5/8"12"*
6122613/32"3-7/8"12"*
612287/16"4-1/16"12"*
6123015/32"4-5/16"12"*
612321/2"4-1/2"12"*
621041/16"7/8"12"
621081/8"1-5/8"12"
621123/16"2-5/16"12"
621161/4"2-3/4"12"
621205/16"3-3/16"12"
621243/8"3-5/8"12"
621287/16"4-1/16"12"
621321/2"4-1/2"12"