1.slide core units 2.small shape,easy to install and use 3. ... complete set saving work global standard mould parts slide core units 1.slide core units2.small shape,easy to install and use3 ... sets . Ejector devices: Two-stage ejector, Accelerated knock-outs,slide core units, Lifter . Ejector Series: Ejector pin, Ejector blades ,Shouldered ejector ...