Sharpening a chisel for mortise work makes corners crisp

https://padlet.com/ufaseocitationsqheej/bookmarks-s024pg87ipzz0mqgb0pg/wish/MxrmZYeR0G3YZGOq

Sharpening a chisel for mortise work makes corners crisp. Establish a sharp primary bevel, refine the secondary, and hone until burrs lift cleanly.