M3 M4 M5 M6 M8 M10 M12-M24 A2 STAINLESS STEEL A1/A2/A4 WING NUTS BUTTERFLY NUT

Material: Stainless Steel
Thread Diameter: M3~ M24
Thread Pitch: Coarse Pitch

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.