Quanzhou KEEN TOOL Co designs the high performance diamond dry cutters for dry cutting of granite, marble, concrete etc. The diamond dry cutting discs are mainly used in hand tools to cut and polish the granite, marble without coolant water. For the user, the first step is to know cutting machine kind, as power HP, Rotary RPM, Max Cutting Depth and cutting material, and Judge Cutting with water or without water. The information will help clients to choose a correct saw blade for this material. Normally water can cool and removal clips. Water is good for speed and life of blade, dry saw blade issued where water is not available or desired. It runs on high RPM machine to get air-flow cooling. Main types of cutting machines Electric angle grinder/ Hand-hold Table Saw/Portable masonry saw, Bench Saw Electric and petrol High Speed Saw/Hand-hold Joint Cutter/Floor Saw/Walking Machine Wall tracking saw Bridge Cutting Machine