Based on our own experience with SNUG Fasteners stainless Phillips screws, we highly recommend this product. It is durable and made with high quality materials that can withstand various weather conditions .The sharp threads make installation quick and easy and they stay in place without any loosening. As for the cons, we couldn't find any. We love that they come in a variety of sizes, making it convenient for all our DIY projects. Whether you're a professional or a beginner, these screws are perfect for all your industrial and scientific needs..