CAT40 (CT40) Pull Stud, 45° knob, 5/8"-11 thread, short

Pull stud, also called a retention knob, for a CAT40 (CT40) spindle. 45° knob, 5/8"-11 thread, short version — the one Mazak and Hision CAT40 mills take. A standard-length stud will not seat in these machines. Sold in multiples of 10; a machine needs one in every holder.