Domed nuts for workpiece support. These nuts are manufactured from SCM440(JIS) / 42CrMo4(DIN) heat treated to HRC 60. Serrated and smooth versions are also available.
The Kitagawa FG series are speical design finger jaws which rotate in and down to clamp, this make them idela for holding flanges or other speical compounets. They also come with a equalisation mechanism for variable thickness.