Pressure Casting 1.Can be customized 2.Tooling design&finishing 3.Size:10",12",15" available of this model. Die Casting Mould Model No:HT-P300-04Size :12" .Total Height:72 ,Effective Height:46,Out Diameter:311,Dia for mounting:249Diameter of Rivet Hole:Φ156-6Secondary outer dia:415Secondary inner dia:413Dia of paper cone:453 We can provide a variety of die casting speaker frame & supply the ...