Available here are Scroll Nuts in 303 Stainless Steel. High security removable nut with a unique Scroll drive. The rounded design of this nut gives no sharp angles to provide grip for normal hand tools. It can only be installed and removed using the matching Scroll driver socket. Patented Scroll design is interesting and pleasing to the eye. This item is sold in a box quantity of 50. This is not a stock item therefore please allow 3-5 working days for dispatch. As this is not kept as a stock item, this is non-returnable. Click Here to view the installation video. M30 Hafren Scroll Nut - A2 ST ST - Box of 50