The video demonstrates a custom SOLIDWORKS API tool that converts 2D staircase survey data from DXF files into 3D models quickly. Integrated as an add-in with custom commands, it automates importing, identifies step regions, and ignores text. Users input step heights or enable auto-create for consistent dimensions, generating flights of stairs rapidly. Additional features include repositioning entities for alignment and handling multi-region steps like landings. While achievable with standard SOLIDWORKS tools, this bespoke solution accelerates the process by three to four times, simplifies workflows, and reduces training needs, making it ideal for repetitive tasks in design environments.