As a professional contractor, I've used quite a few screws in my time, and I have to say that Fullerkreg's M10X1.5 Stainless Steel Screws are some of the best I have ever used. These screws are made from high-quality 18-8 stainless steel, which means they are tough and durable, able to withstand even the toughest conditions. What I really like about these screws is their hex head design, which makes them easy to install and remove with a wrench or pliers. The 30mm length is perfect for a varietySee full review