These screws are a great addition for any fastening needs. Thanks to my knowledge gained in practice I can attest to their durability and strength in even the harshest of environments. With their marine-grade stainless steel make, they are perfect for use in saltwater settings. The only downside is that they can be slightly more expensive than other options, but the quality is worth the investment .Overall, I highly recommend these screws for any industrial and scientific applications..