Cement is a dark gray binder powder that hardens quickly when interacting with water. It is obtained from crushed clinker with the addition of gypsum and minerals.Main characteristics of cement:1. Increased resistance to corrosion. Hydro active materials in the mixture reduce the chemical activity o

Only start drilling after water starts to flow from the drill bit.
Select the drill speed (R.P.M.) based on the diameter of the core bit. The smaller the diameter then the greater the speed allowable.

Please check carefully before installing the diamond grinding cup wheel to confirm whether the cutting wheel is deformed, cracked, chipped, etc.

Preservation of diamond saw blade. When not in use, hang the cutting piece vertically on a dry shelf, and do not lay it flat on the ground or in a humid environment.