Profile: Spirafix Limited designs, manufactures and sells ground anchoring systems for many applications. Our product line includes cup square & hexagonal bolts, coachscrews, U bolts, shackles & eye bolts, set screws, nuts and washers. We also provide metal tube swings, timber structures and spirafix™ 30mm dia B type & fittings. Our timber structures are regularly used for securing timber framed outdoor play equipment. The anchors are easy to fit, only requiring to be driven down by the side of each timber leg, then bolting the bracket to the top of the anchor and then screwing the bracket to the timber.