... stability,wear resistance 2 high quality and Strict process 3 competitive price and best aftersale ... (Mainland)Brand Name: GOODName: high resistance and good quality Metal ceramic cutting toolsPhysical Properties: high strength,high hardnesPackaging Detail:paper, then paper ... bar, strips.3. pearl drilling head,4. geological and mining tools,5. tungsten carbide nozzle.6. drilling bits. button bits. ...