A round-edged, or hemispherical, end to the head of a hammer or sledge, used to stretch or bend metal by indentation.
The sharp-edged end of the head of a mason's hammer.
To draw, bend, or straighten, as metal, by blows with the peen of a hammer or sledge.
To strike a piece of metal with a hammer, denting the surface, or mashing the threads of a bolt after installing a nut, to prevent the nut from being removed.
the part of a hammerhead opposite the flat striking surface (may have various shapes)
The wedge or rounded striking head, opposite the face of a hammer, which is used for shaping or striking metal.
Peening action obtained by impact of metal shot, often used to improve fatigue properties by putting the surface in compression. Also the small end of a molder's hammer.
