... friction Increased using life mould parts with high quality core holder 1.core holder material:s45c+brass2.has angle of 0°to20 ... combination of Slidecore unit similar with DTK series, apply to Large dieand mold.2. The inclined pin has angle of 0 ... sets . Ejector devices: Two-stage ejector, Accelerated knock-outs,slide core units, Lifter . Ejector Series: Ejector pin, Ejector blades ,Shouldered ...