tungsten carbide end mill 1. Super-Fine Micrograin carbide rod: WC=87.5%, Co=12.5%, TRS>4200N/mm2; Hardness>92.5HRA, Grain size: 0.5um; High qulaity of wearability and impact . 2. We accept the specification as your requirement. (Order No)CuttingFluteShankA.0.LdlDL6.0×16×6D×75L×2F6166756.0×16×6D×100L×2F61661008.0×20×8D×75L×2F8208758.0 ×20×8D×100L×2F820810010×25×10D×100L×2F10251010010×25×10D×150L×2F10251015012×30×12D×100L×2F12301210012×30×12D×150L×2F123012150