What is a ceramic cleaver, ceramic nozzle, and what is its purpose?

Ceramic cleaver, also known as ceramic nozzle, capillary tube, it is used as a bonding machine as a welding needle, suitable for diodes, transistors, SCR, LED, SAW, IC chips and other lines on the welding. Using ceramic as cleaver, hardness, high specific gravity, fine grain, the product's appearance of high finish, high dimensional accuracy.