Package: gnome-disk-utility

"gnome-disk-utility" package binaries on CentOS:

/usr/bin/palimpsest

You may install this package on CentOS with yum install gnome-disk-utility

"gnome-disk-utility" package binaries on Debian:

/usr/bin/gnome-disk-image-mounter /usr/bin/gnome-disks

You may install this package on Debian with apt-get install gnome-disk-utility