This screwdriver is the perfect fit for the security screw on your ring doorbell. It is made out of CRV for a secure removal of the security screw. This will most definitely fit any Ring Doorbell Why choose us? Not only is our product perfect for the job, we have great customer service if you have any problems or questions. If it doesn't seem to fit and is just spinning in the screw, the screw is most likely stripped. But don't worry! Look for an email from us giving you a detailed explanation on how to remove a stripped screw. *This screwdriver is manufactured to fit the Ring Doorbell but is not affiliated with Ring