Clue scroll reward (all levels) and bought at the Grand Exchange.
Used with summoned Meerkats which are summoned by Meerkats pouch. With this scroll they are able to replace the need for a spade to dig for a casket. It will also dig for the casket without waking any beasts that may be guarding your treasure.
Requires level 4 Summoning to use. Meerkats will last for 40 minutes before dismissing automatically.