The jaws can be adjusted by using the thumbwheel that at the end, it opens enough for any neck. The white plastic sliding neck support has protection pad on it, different supports can be quick changed by using the quick release pin.
Elmer Guitar Fret Scale Templates for Fret Slotting Miter Box (25.5" & 25")
Elmer Guitar Fret Wire Puller
Elmer Guitar Fret Bender / Unbender, with radius gauges
Elmer Guitar Radius Insert for Fret Wire Press Caul (12 in)
Elmer Guitar Radius Insert for Fret Wire Press Caul (7.25 in)
Elmer Guitar Nut Slot String Spacing Rule