Triumph Cobalt Twist Drill Bit ~ Jobber Length
Triumph Cobalt Twist Drill Bit ~ Jobber Length
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Made in the USA · Triumph Twist Drill
- Quality American-made Cobalt jobber drill bit
- 135° split point for precision drilling
- Heavy duty construction use - good for hard metals & alloys
- Made of Cobalt steel - bronze oxide finish
- For use in 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 jobber drill bit made by Triumph Twist Drill Co. Made of Cobalt steel, these drill bits have increased heat resistance when drilling into materials & are great for heavy duty construction use. The drill bits have a 135° split point for quick penetration & precision drilling, no walking & no drill bit wandering. They will 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
