The hex insert nuts are for your Hex Holes sheet applications where a drilled or tapped thread cannot be used for structural reasons. State enterprises provide solutions per customer application requirements in both open and closed ends. The material grade available for hex insert nuts are

1. Steel Hex Reduced Head Insert Nuts, Zinc Plated clear trivalent passivated

The thread sizes of Hex Reduced Head Insert Nuts are available as per 0.5 to 3 mm grip range (1 GR) and 3 to 6mm grip range (2GR)

1. M4 Hex Reduced Head Open Insert Nuts / M4 Hex Reduced Head Closed Insert Nuts
2. M5 Hex Reduced Head Open Insert Nuts / M5 Hex Reduced Head Closed Insert Nuts
3. M6 Hex Reduced Head Open Insert Nuts / M6 Hex Reduced Head Closed Insert Nuts
4. M8 Hex Reduced Head Open Insert Nuts / M8 Hex Reduced Head Closed Insert Nuts
5. M10 Hex Reduced Head Open Insert Nuts / M10 Hex Reduced Head Closed Insert Nuts