... interlocks, Square interlock,Tapered interlocks, Taper pin setsSlide retainters Slide lock, Slide holding devicesDate insert units: Date Stamps,Date Inserts,Double ... Date Stamps,Multi Date Stamps, Reference Inserts 3)latch lock units:Latch Lock,Parting lock set,lock plate, parting locks 4)cooling elements:Spiral plug ...