SC-JN Series Scroll chuck with integrated jaw. (Straight recess) includes each one set of internal jaws and external jaws as standard. JN models cannot use soft jaws. When the soft jaws are used for SC-F type. Use the chuck of lower specification. (SC-3, 4, 5, 14, 16 are made of cast iron and JN-6, 7, 9, 10 and 12 are made of steel.)
