DIY Tools for Luthiers and String Instrument Enthusiasts Safely install frets on guitar panels with ease Includes three press pads (black steel) for versatile fret installation in various settings (inside the sound hole, on the neck, and back cover of the handle) Compatible with four common fingerboard radii (7.25, 9.5, 12, and 16) Ideals for completing essential guitar repairs and adjustments, featuring popular maintenance and repair tools Using a hammer to install frets at the guitar panel handle position will have a great risk of damaging the internal structure of the panel, but this F clamp handheld fret wire press can solve this problem well. Service: We value our customers' shopping experience! If you have any questions, please feel free to contact us, and we will get back to you within 24 hours!