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More great advice on chisels:

https://paulsellers.com/knowledge-base/chisel-advice/

One of the best explanations I've heard:

https://www.youtube.com/watch?v=5yj16u7udlw

By the way, that curve to your chisel might only be a problem if you need to use the back of the chisel to reference a surface such as when paring out dovetails, or other detail work in which case...

Old timers like Paul Sellers, Chris Schwarz (he's not that old...), and others recommend "initializing" all plane irons and chisel blades by first flattening and polishing the back to just a...