- Pack of 100 round spacers made of high-quality ABS - Dimensions: 3.2 mm inner diameter, 7 mm outer diameter, 7 mm height - Ideal for securing screws, insulating, and maintaining constant height in PCB boards - ABS material: resistant to oxidation, less brittle than metal, reusable and stable - Special design with central partition to prevent bending and short circuits in electronic components - Recommended for use in electronics, PCB manufacturing, computers, 3D printers, and electrical outlets - Facilitate precise and secure assembly in projects that require insulation and structural support