The apparatus 2 wherein said pin has an offset and mounted through an aperture in said mounting block and engaging a groove in said plate holder, {HEAD ~ the opposite end} of said pin including {TAIL ~ means} to rotate said eccentric pin, whereupon rotation of the pin causes movement of the plate holder away from or towards the extrusion slot of said die 
The apparatus 2 wherein said pin has an offset and mounted through an aperture in said mounting block and engaging a groove in said plate holder , { HEAD ~ the opposite end } of said pin including { TAIL ~ means } to rotate said eccentric pin , whereupon rotation of the pin causes movement of the plate holder away from or towards the extrusion slot of said die
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