... joint panel. FINGER JOINT BOARD(1.) Species: Pine,china fir,paulownia,Oak,Ash,walnut etc(2. )Sizes: ... , 28, 30, 40, 45, 48mm. Random length of Stave:150-500mm.(3.) Moisture Rate: 8%-12%. Sanding ... without open gluelines. (4.)Finger Joints: Quality of joints between lamellae will totally exclude breakout, gaps, ... other building material. Finger Joined Boards of pine,china fir,paulownia,Oak,Ash,walnut etc