... on super stainless steel 304 material , with exceptional property. Allen key 8Desription : Hex shape with stainless steel 304 or 316 material , " ... L" style , black,which usually be used with related fastener , such as screws with different drives . Feature : 1. Anti-rust,corrosion resistant ... and stanards Specification : Hex: 1.5, 2, 2,5, 3, 4, 5, 6, 8, 10mm Torx: TR 8, TR 9, TR15,TR25,TR30, TR40 ...