Made in the USA Triumph Twist Drill

• Quality American-made Cobalt jobber drill bit
• 135 split point for precision drilling
• Heavy duty constructionuse - good for hard metals & alloys
• Made of Cobalt steel - bronze oxide finish
• For usein stainless steels, iron& cast materials, low & high carbon steel, high alloy steel, tough & medium, high tensile strength alloys

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  A high quality American-made Cobalt jobberdrill bit made by Triumph Twist Drill Co. Made of Cobalt steel, these drill bits have increased heat resistance when drilling into materials & are greatfor heavy duty construction use. The drill bits have a 135 split point for quick penetration & precision drilling, no walking & no drill bit wandering. Theywill work in a variety of materials including stainless steels, iron & cast materials, low & high carbon steel, high alloy steel, tough & medium, high tensile strength alloys. 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.

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  Drill Bit Diameter	Decimal Equivalent	Flute Length	Overall Length	Model
  1/16"	.0625	7/8"	2"	011504
  5/64"	.0781	1"	2"	011505
  3/32"	.0938	1 - 1/4"	2 - 1/4"	011506
  7/64"	.1094	1 - 1/2"	2 - 5/8"	011507
  1/8"	.1250	1 - 5/8"	2 - 3/4"	011508
  9/64"	.1406	1 - 3/4"	2 - 7/8"	011509
  5/32"	.1562	2"	3 - 1/8"	011510
  11/64"	.1719	2 - 1/8"	3 - 1/4"	011511
  3/16"	.1875	2 - 5/16"	3 - 1/2"	011512
  13/64"	.2031	2 - 7/16"	3 - 5/8"	011513
  7/32"	.2188	2 - 1/2"	3 - 3/4"	011514
  15/64"	.2344	2 - 5/8"	3 - 7/8"	011515
  1/4"	.2500	2 - 3/4"	4"	011516
  17/64"	.2656	2 - 7/8"	4 - 1/8"	011517
  9/32"	.2812	2 - 15/16"	4 - 1/4"	011518
  19/64"	.2969	3 - 1/16"	4 - 3/8"	011519
  5/16"	.3125	3 - 3/16"	4 - 1/2"	011520
  21/64"	.3281	3 - 5/16"	4 - 5/8"	011521
  11/32"	.3438	3 - 7/16"	4 - 3/4"	011522
  23/64"	.3594	3 - 1/2"	4 - 7/8"	011523
  3/8"	.3750	3 - 5/8"	5"	011524
  25/64"	.3906	3 - 3/4"	5 - 1/8"	011525
  13/32"	.4062	3 - 7/8"	5 - 1/4"	011526
  27/64"	.4219	3 - 15/16"	5 - 3/8"	011527
  7/16"	.4375	4 - 1/16"	5 - 1/2"	011528
  29/64"	.4531	4 - 3/16"	5 - 5/8"	011529
  15/32"	.4688	4 - 5/16"	5 - 3/4"	011530
  31/64"	.4844	4 - 3/8"	5 - 7/8"	011531
  1/2"	.5000	4 - 1/2"	6"	011532