Home / Screws, Nuts & Washers / Socket Screws / Socket Cap Head Screws / UNC Socket Cap Screws - ANSI B18.3 UNC Socket Cap Screws - ANSI B18.3 UNC Socket Cap Head Screws - A2 Stainless Steel UNC Socket Head Cap Screws - Grade 12.9 - Self Colour UNC Socket Cap Head Screws - Brass