Standard: DIN6914 DIN6915 DIN6916

Dia.: M12-M36;

Length:30 mm-200 mm;

Metarial/Grade: bolt-8.8,10.9; nut-8,10; washer HV295-350.

Surface treatment:  plain ,black oxygenation, zinc plated, hot dip galvanizing, etc.

High strength structural bolt&nut&washer set ASTM a325/a490 ASTM a563 ASTM f436

Standard: ANSI B18.2.1; ANSI B18.2.2;

Dia.: 1/2”-1 1/2”

Length:1 1/4”-8”

Metarial/Grade: bolt-ASTM a325/a490; nut-ASTM a563; washer-ASTM f436