NON-STICK EQUALS NICER FINISH I find that when machining some valve seats my cutter will get a build up and give a poor finish. I use a small knife to scrape the cutter clean, than I smear PAM (non-stick spray) on the seat and the cutter for the last .002” cut. It...
![NON-STICK EQUALS NICER FINISH](https://enginepro.com/wp-content/uploads/2019/06/201403_pam.jpg)