Extremely low — modern deathcore/djent territory (down-tuned 6 and 7-strings). Low to high: A E A D F# B.
Drop A tuning is, from the low (6th) string to the high (1st) string, A E A D F# B.
Often played on a 7-string, or a 6-string with very heavy strings. On a 6-string: tune down toward, low to high, A E A D F# B. Use thick strings (.012–.060+) to keep this extreme low tuning tight.
Popular songs in Drop A tuning include Suffocate by Knocked Loose, The Summoning by Sleep Token.
Extremely low — modern deathcore/djent territory (down-tuned 6 and 7-strings).
More tunings: see all 19 tunings · standard tuning chart