Resource geometry is amazingly essential for accuracy in hand engraving. When sharpened for the majority of programs, a graver features a "confront", which can be the top with the graver, and a "heel", which is the bottom with the graver; not all tools or software demand a heel. Both https://sethcimn4.blogkoo.com/wood-engraving-can-be-fun-for-anyone-54790490