Dmm Torque Nut set 1-4A lightweight wired hex for protecting cracks in winter conditions, featuring multiple orientations and a stiff wire for precise overhead placements and resistance to axe strikes. Wired Torque Nuts can be used to protect parallel sided cracks. Their shape means they can be used in multiple orientations, giving you a wide range of placement options with every piece. Lightweight aluminium alloy construction means that despite their low weight, each