Hollow Structural Sections (HSS) are manufactured hollow steel sections, typically of circular, rectangular, or square cross-section. … Popular uses include architecturally exposed structural steel, staggered truss and conventional truss structures, and basic column or vertical bracing elements.
High Speed Sealift (HSS)
What does HSS mean in guitars?
HSS=Humbucker, single coil, single coil. SSS= single coil, single coil, single coil.