Amar Industries supplies Hexagonal/ Square type Steel Nut. Amar Industries offers a wide range of Cold Forged fasteners for application in Electrical, Electronics, telecommunications and steel fabrication industries. The Hexagonal/ Square type Steel Nut is available in the construction of stainless steel and carbon steel and is suitable for application in diverse industrial sectors. The Hexagonal/ Square type Steel Nut comes in different thread sizes ranging from 2.5mm to 18mm or 1/8" to 1/2".