Cobalt

13/16" x #3 Cobalt Morse Taper Armour Piercing Drill Bit DR34052

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

3/4" x #3 Cobalt Morse Taper Armour Piercing Drill Bit DR34048

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

11/16" x #2 Cobalt Morse Taper Armour Piercing Drill Bit DR34044

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

5/8" x #2 Cobalt Morse Taper Armour Piercing Drill Bit DR34040

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

9/16" x #2 Cobalt Morse Taper Armour Piercing Drill Bit DR34036

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

1/2" x #2 Cobalt Morse Taper Armour Piercing Drill Bit DR34032

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

7/16" x #2 Cobalt Morse Taper Armour Piercing Drill Bit DR34028

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

3/8" x #1 Cobalt Morse Taper Armour Piercing Drill Bit DR34024

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

11/32" x #1 Cobalt Morse Taper Armour Piercing Drill Bit DR34022

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

5/16" x #1 Cobalt Morse Taper Armour Piercing Drill Bit DR34020

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

9/32" x #1 Cobalt Morse Taper Armour Piercing Drill Bit DR34018

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...

1/4" x #1 Cobalt Morse Taper Armour Piercing Drill Bit DR34016

Premium cobalt (8%) 130° Notched point Cobalt substrate for increased hardness and toughness Black oxide finish for increased wear resistance and added lubricity Slow spiral (15° Degree helix) for added strength and rigidity when drilling harder...