Heavy 14 ga Norman Helmet With Steel Accents September 21, 2008 This is great combat hemet. It's design is based on original Norman helmet , it's and realized in 14 ga steel with thick (4 mm) nasal plate. Helmet is hand-hammered of 2 mm (14 ga) cold-rolled steel. Looks great, fully handmade and hand-polished. Great straight combat armor. Authentic style padding included.