Inquiry (采购产品): 5/16 Dia. 4037 Alloy Steel Round Need a Quote for 350 Bars of 5/16 Diameter Round Bars 12 Foot Random Lengths of Alloy 4037 Cold Drawn Steel. **** Hidden Message ***** Mr. Sanford Ruback Sun Valley, CA. Company: S&R Screw Machine Products Inc. E-mail: srscrew@earthlink.net **** Hidden Message ***** srscrew@earthlink.net