Draper expert 12 piece imperial hexagon and ball end hexagon key set draper expert 8381 b i expert quality i b key set with hexagon ball end on the long arm and conventional hexagon end on the short arm blades manufactured from chrome vanadium steel hardened and tempered with a chemically blacked finish supplied in fold out holder easy release holder which can be wall mounted display packed draper expert 8381 12 piece imperial hexagon and ball end hexagon key set