1) Material: Cold-rolled steel 2) Thickness of the door leaf: 5cm / 7cm ... 9cm high quality and competitive price 1) Material: Cold-rolled steel 2) Thickness of the door leaf: 5cm / 7cm / ... rubber seal and magnetic seal, doorbell, installing Bolts, stainless steel threshold 5) Infilling: Honeycomb material or polyurethane 6) Opening ... Foam plastic board, plastic bag and strong carton steel security door