You can use this box to store all the small parts, like the IC chips, capacitors, resistors, small screws, nuts, washers and lock washers etc. The special designed ambient profiles ensure a secured connection with other boxes of the same or different sizes. This feature enables you to make your own box in any configuration you want. Features Dimension: 124 x 63 x 20mm Inside dimension: 120 x 51 x 16mm