Black slate tile Size: 300x200xT3-8mm, 400x200xT4-8mm, 400x250xT14-8mm, 500x250xT4-8mm,600x300xT5-8mm. We quote you as per sq m Black slate tileSize: 300x200xT3-8mm, 400x200xT4-8mm, 400x250xT14-8mm, 500x250xT4-8mm, 600x300xT5-8mm.We can quote you the competitive price as per sq meter Black slate tile