SOURCE STEEL MANUFACTURING COMPONENTS

I AM NEEDING TO FIND A STEEL FABRICATION COMPANY TO MANFACTURE THE COMPONENT PIECES FOR A BOLT TOGETHER BOX. THE STEEL I WANT TO USE IS 5/16" LEVEL 8 AR500 BULLET RESISTANT STEEL. THE PIECES MUST BE PRECISION MANUFACTURED AND POWDER COATED PRIOR TO SHIPMENT. PLEASE...ONLY INDIVIDUALS THAT HAVE EXPERIENCE IN THIS TYPE OF SOURCING NEED APPLY. THIS WILL BE A LONG TERM PROJECT