M4 ~ M24 A2 STAINLESS STEEL FINE PITCH THREAD HEXAGON FULL NUTS HEX NUTS 

Material: A2 304 Stainless Steel

Thread Diameter: M4~ M24

Thread Pitch: Fine Pitch/Thread 

Type of Stainless Steel:

- 201 Stainless Steel (SUS), suitable for use in a dry environment, it is easy to rust with water.

- 304 Stainless Steel (A2), outdoor or humid environment, resistant to corrosion and acid.

- 316 Stainless Steel (A4), added molybdenum, more corrosion resistance and pitting resistance, especially suitable for seawater and chemical media.