MDF Round,DIY,Clock Form.Round MDF, DIY clock face. 6 mm MDF shield. MDF ring on the back 12mm. Diameter 30 cm. ready-made clock face to make your own handicraft, any diameter available after contacting the seller. 6 mm round MDF board glued to a 12 mm thick ring. Empty back, light, space for a mechanism hidden in the clock. More diameter like 40,50 cm contact whit seller.