Re: Dang carbides..! (some concrete examples) Graham, i never felt led down the garden path by DeCarle; I think I have 4 of his books? Gazely's books are also useful for starting out. But after those, I would skip all the nonsense we read and go straight to Archie and Jendritski. BTW, you kow "not my approach". I poached so much stuff who knows whose is whose at this point. But it works.