Drilled at 2,54 mm pitch.
Ø -> drilling 1 mm.
Gap of 0,54 mm on the whole surface. Width of tracks 2 mm over the whole surface.
Material : bakelite FR2
Exist in size
. 50 x 100
. 100 x 100
. 100 x 150
. 100 x 160
. 100 x 200
. 100 x 220
. 100 x 580