The goal of this article is to show you how a modern Hard Disk Drive or HDD is built. What are its main parts, how they look and what are these parts names and abbreviations. As an example we are going to disassemble 3.5" SATA drive. Hard Drive Failure? Contact DigiLab Data Recovery Services for Immediate Assistance DigiLab Data Recovery Services is Approved & Recommended by the creator of HDDScan