Hexagonal Heavy-series nuts used with stud bolt. Heavy hex nut dimensions in inches are covered in ASME B18.2.2 Square and Hex Nuts, however, the dimensions in matrix unit are covered in ASME B18.2.4.6M Heavy Hex Nuts
We make Nuts as per the specification of Indian Standard in the grade 04, 08, 10 with zinc galvanized. We also manufacture the nuts as per the customers special requirement. We manufacture sizes from M10 to M42.