Additional Information:
This thumb screw is ideal for bolting to the elements often have to be released. When installing various cooling has been shown that this type of screw has proven highly effective. There is no key is necessary and when not tighten it already has rock solid!

 

Technical details:
Material: Zinc
Top diameter: 16mm
Bottom diameter: 8mm
For M4 screws

 

Delivery:
1x nut DIN 466 M4 galvanized high form