FASTENERS / FIXINGS AND TOOLS

METRIC      DIN 6923      ISO 4161      BS N/A

FLANGE NUTS COME WITH A PLAIN FLANGE OR A SERRATED FLANGE.

GRADE      8                   STEEL ZINC PLATED.

GRADE      10                 STEEL ZINC PLATED.

GRADE      A2 = 304      STAINLESS STEEL.

GRADE      A4 = 316      STAINLESS STEEL.