Breadboard • Proto Board Type: Breadboard, Din Rail Mount • Plating: Plated Through Hole (PTH) • Pitch: 0.100" (2.54mm), 0.200" (5.08mm) • Circuit Pattern: Pad Per Hole (Round) • Hole Diameter: 0.051" (1.30mm) • Size / Dimension: 4.05" L x 3.42" W (102.8mm x 86.9mm) • Board Thickness: 0.063" (1.60mm)