NYLON RING CLAMP 6"W/LINED:TJ01-09330 6 inches long approximately to be portable and easy to store and use Leather lined on both jaws to protect even your most valuable rings time and time again Double ended with both a square and round jaw and a pressure wedge included Apply pressure to the gripping edge with the pressure wedge - use carefully and precisely Holds rings or other small items firmly while you file, gring, change stones, repair and more