Special tools for TD ducts installation 1. 45 degree left and right cutter knife 2. Straight and V cutter knife 3. manual bending tools 4. Aluminum rulers (1200mm & 4000mm) 5. Table complete with carpet for cover – 4000mm*1200mm 6. Special sealant (Neutral-non corrosive) 7. Special glue for insulated aluminum duct panel foam. 8. CNC cutting machine