Engraver's_burin
Burin (engraving)
Steel cutting tool for engraving
A burin (/ˈbjʊərɪn, ˈbɜːrɪn/ BUR(E)-in) is a steel cutting tool used in engraving, from the French burin (cold chisel). Its older English name and synonym is graver.
This sense is not to be confused with the prehistoric stone tools.