There are at least three artists by this name:

1) Dead Hand is a sludge metal/doom metal band from Warner Robins, Georgia in 2013 following the hiatus of hardcore band Grievances. Their lineup consists of Clifton Carr, Stephen Williams, J. R. Morrison, Matthew Mills, and Shannon Harris.

Their music and merchandise can be purchased from their official Bandcamp page, https://deadhandcollective.bandcamp.com/.
Discography:
-Apex Parasite - Single (2014 single)
-2014 EP (2014 EP)
-Storm of Demiurge (2015 album)
-Guaiacol - Single (2016 single)
-Them Bones (2017 single)
-Reborn of Dead Light (2018 album)

2) Dead Hand is an alternative band. Their music can be purchased from their official Bandcamp page, https://deadhandrecords.bandcamp.com/.
Discography:
-White - EP (2018 EP)
-Gray - EP (2018 EP)
-Black - EP (2018 EP)

3) Dead Hand is a crust punk/hardcore band from Abbotsford, British Columbia. Free tracks can be downloaded from their Bandcamp page, https://deadhandhc.bandcamp.com/. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.