/bin/hciconfig
/usr/bin/bccmd
/usr/bin/bluetoothctl
/usr/bin/btmon
/usr/bin/ciptool
/usr/bin/gatttool
/usr/bin/hciattach
/usr/bin/hcitool
/usr/bin/l2ping
/usr/bin/l2test
/usr/bin/rctest
/usr/bin/rfcomm
/usr/bin/sdptool
/usr/sbin/bluetoothd
You may install this package on Debian with
apt-get
install bluez