9.5 mm; Stainless steel, Rust free
6.5 mm; Galvanised steel
9.5 mm; Galvanised steel
M3x 12 mm; Steel zinc plated
M3x 20 mm; Steel zinc plated
M4x 6 mm; Steel zinc plated
M4x 10 mm; Steel zinc plated
M4x 12 mm; Steel zinc plated
M4x 20 mm; Steel zinc plated