Made 4,4 pound rounding hammer from cheap sledge hammer : r/Blacksmith
What is the difference between a sledgehammer and a regular hammer? Why would a blacksmith use a sledgehammer instead of a regular hammer to beat iron into shape? - Quora
Blacksmith forges hot iron rod with sledgehammer Stock Photo - Alamy
Blacksmith's/Engineer's Hammer (Sledge)
Sledge Hammer – Works – The Colonial Williamsburg Foundation