ZHD 900+ is designed for tools in mining, construction and stone industries to deal with challenging situations like materials with high hardness or wearness. It can do ultra-hard granite, concrete with rebars inside, aspahlts etc. It is chosen for high quaility tools like big-medium-small size saw blades, engineering core bits, mining core bits, wire saws，electroplating diamond tools etc.

ZHD900+ diamond grit Feartures :                                                                                              Complete crystalinity                                                                                                               Less defects inside the crystal                                                                                                     High toughness                                                                                                                   

 Good thermal stability                                                                                                         

 Works with strong cutting force and durability