Altor claim to have created an angle grinder proof disc... | Visordown
Check out "the lightest angle grinder-resistant lock" infused with diamond, plus £4,300 Mavic wheels + more tech news from Giro, Topeak, SDG + CamelBak | road.cc
5/8-11 Inch Angle Grinder M16 Flange Spanner Wrench & Lock Nut For Grinder Parts | eBay
Milwaukee Fixtec Angle Grinder Nut | Toolstation
Hiplok D1000: Anti-Angle Grinder bike Lock | Hiplok