tungsten segment die 1. made in China 2. OEM & ODM ... be acceptble 4. Used for screw body forming tungsten segment dieOur products range for fastener tools as below : Screw ... (ejector pin/ thimble)Shear die Spring and spring support Washer segment mold : mold case, thread cap, washer , carbide insert ... cap up the mold case , then it is the whole segment die . more quantity , more discount ! wait for your ...