Product name: Open End Blind Rivet

Material: Rod is made of Steel, cover is made of aluminum

Color:Black, red,blue,Gold is available.

Size range: from 2.4X5---6.4X30MM,

Hole Dia: 2.5mm,3.3mm,4.1mm,4.9mm,6.5mm

For more details please feel free to contact me,thanks!