These threaded rods are often used in the lighting sector. They are hollow to allow an electric cable to pass through and the M10 external thread with a pitch of 1.5mm allows them to be used as a support.
Product description :
Dimensions: M10 - 1.5mm thread
Drilling diameter: 7.5mm
Tube length: 100cm (1 metre)
Composition: electro-galvanised steel
Sold individually