Rolls up vertically and does not swing out in front of the garage. Enables parking right up to the door and delivers more storage space in the roof of the garage. An aluminium bottom rail helps to protect the roller door against any threat from intruders....

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Zinc and blue-passivated and case-hardened. For use with high density fibre boards. Tri-Lock threadform and shank incorporate the benefits of a single coarse thread with a twin thread start. Spiral point, part thread and under-head ribs for self-countersinking....