MODE NO.：1104 　 　 　 　 Removable head wooden T-square with double transparent acrylic edges, with carrying bag 1104M　 T-square with graduation on one side 1104MM　T-square with graduation on both sides Size：18"/45cm, 24"/60cm, 30"/75cm, 36"/90cm, 42"/105cm, 48"/120cm, 100cm