A: You would have a curve as you make the turn with the rope light with these clips.
A: We do not recommend tight angles, as this poses a risk of damaging wire insulation.
A: These are probably closer to 3/8" than 1/2", and are "sorry" substitutions for the original clips. They don't "weather" well and tend to dry out and crack frequently - figure on replacing annually.
A: 1/2 inch
A: Not with the nails provided.
A: I would not suggest to do that. The screws are soft and the clips themselves get brittle after a few days in a hot environment. I used them underneath wood and after a few days, the clips themselves started breaking.
A: I don’t believe they can be on cinder block
A: Hello, Yes, the clips are made of strong, sturdy plastic.
A: No clips included
A: yes, clips are plastic (cheap), and seldom last a year out in the weather.