Set of 4 M10x60mm Coach Screw & Plug

set of 4 Coach Bolt & Plug The most commonly used fixing in the satellite and aerial industry Plug: Material: Nylon Colour: Grey Dimension: M10 X 50mm long Hole size: Drill Bit 10mm Coach Bolt: Hexanagonal coach requires  13mm spanner Dimension: M8 X 60mm long Material:bright zinc plated 4 washers included