1. Ruili Brand 2. ISO9001:2008 3. High quality 100% virgin 4. Lower price $40-70/kg 5. Quick delivery 10-15 days drilling bits drill buttonsWe can produce almost all the standard cemented carbide products for the Mining, Quarrying , Road construction, Snow Plough, metal cutting inserts, blades, tools, tips, etc. All of our tungsten Carbide Products are made from the high-purity Original/Virgin ...