Ernie Ball Cobalt 7-String Skinny Top Heavy Bottom Electric Guitar Strings

Discover a different voice for your guitar with these Colbalt strings from Ernie Ball. The cobalt formula provides increased dynamic range with more low end.

Overall User Ratings (based on 2 ratings)
  • Overall:
    4.5 out of 5 stars
  • Sound:
    4.5 out of 5 stars
  • Features:
    4.5 out of 5 stars
  • Ease of Use:
    4.5 out of 5 stars
  • Quality:
    4.5 out of 5 stars
  • Value:
    3.5 out of 5 stars
  • Manufacturer Support:
    4.5 out of 5 stars
  • The Wow Factor:
    3.5 out of 5 stars
Overall: 4.5 out of 5 stars
(2) (see rating details)
Submitted May 26, 2019 by Brad H in Wichita Falls, TX

"Cobalts"

Overall: 5 out of 5 stars
(see rating details)
Verified Customer zZounds has verified that this reviewer made a purchase from us.
Use these exclusively on my 7 string. Perfect gauge sizing for down tuning; I love tuning to GDGCFAD. As far as "output" I can't really discern any advantage over other strings, but these of course have that great bouncy Ernie ball sound to them. I feel like they last a tad longer than plain Ernie balls but it could be a placebo effect. The gauge is perfect for what I do, anything else with these is just a plus. My main motivator to choosing strings are the available gauges, and these are a perfect fit. If you're looking in this range, you won't be disappointed.

Musical Background:

15+ years, various bands and gigs

Musical Style:

Hard Rock, Metal, prog.
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Submitted April 10, 2020 by Robert F in Nicholasville, KY

"Probably won't buy again"

Overall: 3 out of 5 stars
(see rating details)
Verified Customer zZounds has verified that this reviewer made a purchase from us.
I play in drop C. Apparently that's too high for these. My 4th string broke before I could get it tuned to C. A full step lower than standard. Not mad just extremely disappointed because everyone talks highly of these. I replaced it with a Dunlop of similar gauge it's fine.

Musical Background:

10 year guitar player

Musical Style:

Metal
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