Finding the right fit is always important. Our metric fastener assortments of socket head cap screws range from 2MM to 5MM, so no matter the size of the project you can find the right fastener. Grade 12.9 alloy steel are high-quality fasteners made to withstand up to 1200 MPa. Stainless steel sets are better when weather or corrosion might become an issue. Our sets come with plenty of locknuts and washers to ensure great results for your project.