COBALT Twist Drill Bits

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COBALT Twist Drill Bits

  • Industrial Quality for professionals
  • Heat-treated, heavy duty M35 COBALT steel construction with HRc 66 hardness
  • 135 Degree split point tips prevents “wobbling” by eliminating the need for a pilot hole and ensuring self-centering
  • Fast, instant starts
  • Precision grounded from solid one piece design for exact specifications to ensure accurate holes
  • Jobber length drill bit
  • Spiral flute feature efficiently removes chips, plug, debris, and heat
  • COBALT finish adds extra protective coating that makes COBALT drill bits last longer and perform better than that of the Black & Gold
  • 3 Flats shank on sizes 3/16″ and up
  • Round, straight shank on sizes 11/64″ and under

Description

DiameterPart NO.
11/16"04-8017
3/4"04-8019
7/8"04-8022
1"04-8025
1-1/8"04-8028
1-3/16"04-8030
1-1/4"04-8032
1-5/16"04-8033
1-3/8"04-8035
1-7/16"04-8037
1-1/2"04-8038
1-3/4"04-8044
2"04-8051
2-1/8"04-8054
2-1/4"04-8057
2-3/8"04-8060
2-1/2"04-8064
2-5/8"04-8067
2-3/4"04-8070
3"04-8076

Additional information

Saw Part No.

TCT-1040

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DiameterOverall LengthPart NO.
1/16"58-2004
5/64"58-2005
3/32"58-2006
7/64"58-2007
1/8"58-2008
9/64"58-2009
5/32"58-2010
11/64"58-2011
3/16"58-2012
13/64"58-2013
7/32"58-2014
15/64"58-2015
1/4"58-2016
17/64"58-2017
9/32"58-2018
19/64"58-2019
5/16"58-2020
21/64"58-2021
11/32"58-2022
23/64"58-2023
3/8"58-2024
25/64"58-2025
13/32"58-2026
27/64"58-2027
7/16"58-2028
29/64"58-2029
15/32"58-2030
31/64"58-2031
1/2"58-2032