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Triumph HSS Twist Drill Bit Reduced Shank ~ 1/2" Shank

Regular price $ 14.99 Sale

Made in the USA  ·  Triumph Twist Drill

  • Quality American-made drill bit
  • 118° point
  • Reduced shank - 1/2" shank
  • General purpose use
  • Made of high speed steel - black oxide flutes
  • For use in stainless steels, iron & cast materials, low & high carbon steel, hard & softwoods, aluminum, aluminum alloys, brass, bronze - soft & medium, & plastics

  • A high quality American-made drill bit with a 1/2" reduced shank (silver & deming) made by Triumph Twist Drill Co. These twist bits are made of High Speed Steel to hold their sharp cutting edges, & have black oxide flutes. These twist bits are for general purpose drilling in a variety of materials. For use in stainless steels, iron & cast materials, low & high carbon steel, hard & softwoods, aluminum, aluminum alloys, brass, bronze - soft & medium, & plastics.   Made in the USA.

        Triumph Twist Drill has manufactured High-Quality cutting tools for over 50 years. Starting in 1952, founder Harry Beck set out to provide customers with a product that the drill industry had been lacking. Harry, along with his son Jim and Cy Brock, decided to enter the small drill business and create quality, handmade products with the customer in mind.


  • Drill Bit Diameter
    Decimal Equivalent Shank Flute Length Overall Length
    Model
    33/64" .5156 1/2" 3" 6" 091733
    17/32" .5312 1/2" 3" 6" 091734
    35/64" .5469 1/2" 3" 6" 091735
    9/16"  .5625 1/2" 3" 6" 091736
    37/64"
    .5781 1/2" 3" 6" 091737
    19/32" .5938 1/2" 3" 6" 091738
    39/64" .6094 1/2" 3" 6" 091739
    5/8" .6250 1/2" 3" 6" 091740
    41/64" .6406 1/2" 3" 6" 091741
    21/32" .6562 1/2" 3" 6" 091742
    43/64" .6719 1/2" 3" 6" 091743
    11/16" .6875 1/2" 3" 6" 091744
    45/64" .7031 1/2" 3" 6" 091745
    23/32" .7188 1/2" 3" 6" 091746
    47/64" .7344 1/2" 3" 6" 091747
    3/4" .7500 1/2" 3" 6" 091748
    49/64" .7656 1/2" 3" 6" 091749
    25/32" .7812 1/2" 3" 6" 091750
    51/64" .7969 1/2" 3" 6" 091751
    13/16" .8125 1/2" 3" 6" 091752
    53/64" .8281 1/2" 3" 6" 091753
    27/32" .8438 1/2" 3" 6" 091754
    55/64" .8594 1/2" 3" 6" 091755
    7/8" .8750 1/2" 3" 6" 091756
    57/64" .8906 1/2" 3" 6" 091757

    29/32" .9062 1/2" 3" 6" 091758
    59/64" .9219 1/2" 3" 6" 091759
    15/16" .9375 1/2" 3" 6" 091760
    61/64" .9531 1/2" 3" 6" 091761
    31/32" .9688 1/2" 3" 6" 091762
    63/64" .9844 1/2" 3" 6" 091763
    1" 1.0000 1/2" 3" 6" 091764
    1 - 1/64" 1.0156 1/2" 3" 6" 091765
    1 - 1/32" 1.0312 1/2" 3" 6" 091766
    1 - 1/16" 1.0625 1/2" 3" 6" 091768
    1 - 1/8" 1.1250 1/2" 3" 6" 091772
    1 - 3/16" 1.1875 1/2" 3" 6" 091776
    1 - 1/4" 1.2500 1/2" 3" 6" 091780
    1 - 5/16" 1.3125 1/2" 3" 6" 091784
    1 - 3/8" 1.3750 1/2" 3" 6" 091788
    1 - 1/2" 1.5000 1/2" 3" 6" 091796

     

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