Made by EC LYons. 4 ½ inches long, primary engraving tool for print makers. Made with high carbon tool steel & available in two styles; Square and Lozenge.

The square burin creates a V-shape line as deep as it is wide in sizes 2-12.

The lozenge (diamond shape) burin creates a V-shaped line deeper than it is wide in sizes 2-8. They are factory sharp but not honed.