Drawer unit
Key dimensions:
material thickness: 5.5mm (plywood)
inner width 342mm (2mm spacing for drawers)
drawer to drawer vertical spacing 47mm (this will leave approx 1.5mm spacing above each drawer)
inner depth: 160mm
Drawers
Key dimensions:
width: 340mm
height: 40mm
depth: 160mm
Drawer to drawer spacing: 47mm (add this dimension to the drawer height for double, triple etc drawers)