Testing Metals for Cracks on a Sailboat

Fatigue and corrosion cracks are always something to watch for on any sailboat. Doubly important for one that undertakes long ocean passages far from help. Learn how to use penetrating dye to look for small issues before they become big ones. The jewelers loupe I use: https://amzn.to/4kcnUFF The Dye penetrant products: Cleaner: https://amzn.to/3QwtK7f Dye: https://amzn.to/4ba6LIN Developer: https://amzn.to/4gYhqrc Links are sometimes associate links where I receive a small commission if you buy through those links. It does not affect your price at all. All products mentioned were bought by us at retail price, and no consideration was received in any way for a review. I only recommend products I have used, and would use again.