Carbide inserts, carbide tips/bits for geological prospecting tools(Core Drill Bits), used for embedding drill bits for core drilling of hard rock formations, for embedding core drill bits for oil well drill bits and scraper drills,for drilling soft rock formations under F=8,hard and supper hard coal formations, for drilling nature stone materials,bricks and concrete walls. For unique applications, special materials can be developed and manufactured to suit your specific needs.We can provide various types of the tungsten carbide brazed tips,Such as A type,B type,C type,D type,E type,K type,etc.