Kitagawa chucks are manufactured from high grade alloy steel. The Kitagawa UPR series are self contained pneumatic chucks with ultra long jaw stroke usefull for pipe work. The chucks use the same jaw mounting to give a large choice of available jaws.
Metric threaded nuts with integral flanges. These nuts are manufactured from S45C(JIS) / CK45(DIN) heat treated to HRC 30-35 and have a black oxide surface finish.