... available. *Can be used for tack and pin push. Smart Cork Board,Bulletin board, Pin board, Tack Board 1. The thickness ... corrugated cardboard or MDF board. 3. The material of the back is 0.17mm galvanized steel sheet. 4. Aluminium frame with ... wipe boards), children's boards, flip chart boards, chalk boards, cork boards, felt boards, easels, magazine racks, newspaper racks and other ...