Diamond Abrasive Products manufactures Virgin Cork Honing Sticks. Diamond Abrasive Products supplies Diamond, CBN, and Abrasive Honing Sticks for all types of applications including Plateau Honing. The Cork Honing Sticks are made from virgin cork. These are mixed with microcrystalline green silicon carbide abrasives to make a unique product. The Cork Honing Sticks are individually designed to suit each plateau honing parameters. The metal folding is removed without disturbing the peaks and vallies formed.