• Pack of 500 ABS plastic spacers in 24 different sizes for multiple applications. • Includes a wide variety of sizes: M3 (230 units), M4 (171 units), M6 (65 units), and M8 (34 units). • Made of high-quality ABS plastic, corrosion-resistant, insulating, and rust-proof. • Unthreaded cylindrical design for easy handling and precise component separation. • Ideal for the secure connection of printed circuit boards and the assembly of devices or decorations. • Presented in a practical storage box with labeled compartments for efficient organization. • Provide a larger contact surface and pressure equalization to protect sensitive parts.