Set Screw M8 x 120mm Zinc Plated Gr.4.8 DIN 558
Set Screw
Hexagon Head
Metric
Zinc Plated
Mild Steel Grade 4.8
Dia: M8
Pitch: 1.25
Length: 120mm
DIN 558
Wrench Size Across Flats: 13mm
A DIN 558 hex head set screw is a fully threaded metric fastener with an external hexagonal head, primarily used for general construction and industrial applications where a strong, permanent connection is needed. The standard is largely superseded by ISO 4018 but remains common in the market.