It has thread on it to make it possible to fix it in the drilling head. And sometimes, in order to reduce the cost, it is possible to just make a straight nozzle liner and attach a steel jacket with thread.
Suzhou Rigel Metal Co.,Ltd | Tungsten Carbide Products & Metallic Hard Metal Powders
A international supplier for tungsten carbide material and products. Headquartered in Suzhou with a factory in Sichuan, we are able to export our products all over the world as well as lower our production cost.
We mainly provide various tungsten carbide parts, including cutting and wear applications, such as inserts, cutters, bushing, sealing rings, nozzles, and many customised products.
Hardfacing materials, the tungsten carbide welding rods, crushed carbide grit, powders for thermal spray or PTA claddings.