Screw CAD Block | Free DWG Fastener Symbols for AutoCAD

Download a precise collection of Screw CAD Block in DWG format—perfect for mechanical engineers, product designers, and construction detailers. This set includes a variety of screws such as flat-head, Phillips, hex, machine screws, self-tapping, wood screws, and bolt-head variants, shown in plan, side, and section views. All blocks are accurately scaled and compatible with AutoCAD and other leading CAD software. These fastener symbols enhance the clarity and accuracy of mechanical assemblies, technical drawings, product fabrication layouts, and manufacturing documentation.