Inquiry (采购产品): cobalt treatment we produce flat springs from a Cobalt alloy. For removal of the sharp edges we plan soft wheel grinding with your diamond paste. Can you please recommend the most effective size. Thank you. PS.: Where can we download your technical bulletin. **** Hidden Message ***** Klaus Michels Hopfenhecke 12 Hamm59069 DEU Company: RoTech Title: Dipl.Ing Phone: **49 2385 1765 Fax: ++49 6196 63018 E-mail: miklaha@gmx.de **** Hidden Message ***** miklaha@gmx.de