These breadboard boards are ideal for designing your own circuits. Since the soldering contacts on the front and back are accessible, components can be soldered on both sides. The contacts already coated with tin and plated through make soldering easier and contacts do not come off the board under normal soldering conditions. Specifications - double-sided, tinned copper coating - coordinate labeling on both sides - solder strips on 2 sides - grid dimension: 2.54 mm - diameter per hole: approx. 1 mm - thickness: approx. 1.6 mm - 4 mounting holes Scope of delivery - 10x 70 x 30 mm, 240 contacts - 7x 80 x 20 mm, 168 contacts - 7x 70 x 50 mm, 432 contacts - 6x 60 x 40 mm, 280 contacts - 2x 90 x 70 mm, 806 contacts https://elecena.pl/product/20024107/pbs-ds-kit-breadboard-double-sided-various-sizes-32-pcs 2022-01-06 https://elecena.pl/product/20024107/pbs-ds-kit-breadboard-double-sided-various-sizes-32-pcs 2022-02-02 https://elecena.pl/product/20024107/pbs-ds-kit-breadboard-double-sided-various-sizes-32-pcs 2022-10-22 https://elecena.pl/product/20024107/pbs-ds-kit-breadboard-double-sided-various-sizes-32-pcs 2024-02-26 https://elecena.pl/product/20024107/pbs-ds-kit-breadboard-double-sided-various-sizes-32-pcs 2025-04-02