anyone fitted one of these and what is the bent nail for.
https://www.ebay.co.uk/itm/Forge-6-...rentrq:9fddb6931730ace085da0013fffc668a|iid:1
https://www.ebay.co.uk/itm/Forge-6-...rentrq:9fddb6931730ace085da0013fffc668a|iid:1