stronghead
/ˈstrɔŋ.hed/Definitions
1. noun
A person or animal with a strong or dominant personality, often used to describe someone who is stubborn or unyielding.
“The stronghead of the group insisted on doing things his own way.”
2. noun
A part of a tool or instrument, such as a chisel or an axe, that is used for striking or hitting.
“The stronghead of the chisel was worn down from years of use.”