U Bolts

STANDARD GRADE FINISHING THREAD RANGE M*L
EN8 (Special) Grade 8.8 Mild Steel Metric M6, M7, M8, M10, M12, M16, M20
A2&A4 Stainless Steel 304 & 316 Imperial UNC, UNF, BSW, BSF M20, M24
Black
Electro-Galvanised – Blue zinc
Electro-Galvanised – Yellow passivate (special)
Hot-dip galvanised (special)
STANDARD GRADE FINISHING THREAD RANGE M*L
EN8 (Special) Grade 8.8 Mild Steel Metric M6, M7, M8, M10, M12, M16, M20
A2&A4 Stainless Steel 304 & 316 Imperial UNC, UNF, BSW, BSF M20, M24
Black
Electro-Galvanised – Blue zinc
Electro-Galvanised – Yellow passivate (special)
Hot-dip galvanised (special)
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