1, Type:TTPN 13(Standard) 2, Material:SKD11 3, Hardness:58-62HRC Taper pin sets mold parts good quality with ... . precision parts TTPN Taper pin sets Taper pin sets Detailed Product Description.1, Type:TTPN 13(Standard) 2, Material:SKD11 ... . Ejector Series: Ejector pin, Ejector blades ,Shouldered ejector pins,Ejectorsleeves, Leader pin/Guide pin, Guide bush, Angle pin,Shoulder guide bushing, Sprung ...