Custom made Stainless steel Stamping die Metal ledscreen frame 1 Stainless steel casting 2 Carbon steel 3 Metal stamping Professional manufacturer of Custom made Hardware. 1 Stainless steel casting :201 ... -4PH 2 Carbon steel casting :A3,20,30,45,50,Cr12 3 Metal stamping die Main product: 1 Shredder Blade gear,Shredder side ...