Rick

Rick is an NPC located in Spider's Den, at the coordinates. You need to talk to him to continue The Flint Bros quest. He asks for 2 Iron ingots to create a new Promising Shovel because his old one broke, he will give a second promising shovel as a reward for the quest.

Trivia
His brother, Pat sells flint and gravel that he gets from Rick. Their looks and locations lead the player to believe that Rick and Pat are ghost-twins.