GoYonder Diamond Saw Blades Instructions Before use, make sure that the saw blade is not damaged. If it is damaged, it is strictly forbidden to use. When assembling, the motor shaft is matched with the center of the saw blade, and the error must be less than 0.1mm.Note that the direction of the arrow marked on the saw blade is the same as the direction of rotation of the tool used. When cutting, please do not apply side pressure and curve cutting. The feed should be smooth and avoid the impact of the blade on the workpiece to avoid danger. When dry cutting, do not cut continuously for a long time, so as not to affect the service life and cutting effect of the saw blade; wet film cutting should be cooled with water to prevent leakage.Experts suggest that after the saw blade is installed, it should be idling for a few minutes to confirm that there is no sway or beating, and then try cutting a few knives on the grinding wheel or refractory brick, and then the normal work is best. If the blade is not sharp enough, use a silicon carbide grindstone to get the edge. Warm prompt： The cutting machine must have a safety shield, and the operator must wear protective clothing such as safety clothing, glasses, and masks. Size: 4.5"Outer Diameter(mm): 115 mm / 4.5 inchSegment Height: 10 mmCore Thickness(mm):1.2 mmMax speed 13200 rpm, 80m/sArbor:7/8"-5/8" (22.23 mm-20 mm) With reducer washerCutting:dry and wet cuttingApplication:Porcelain tile, Granite ,Marble,stone ,ceramic Wide Applications GoYonder super thin diamond blades are designed for cutting porcelain, ceramic tile, granite, sandstone quartz, marble, brick, slate and cement backer board. It will be perfect partner for tile installer and general home made DIYers. discos para cortar ceramica MORE DETALES Universal For Dry or Wet Cutting Using water when cutting with GoYonder Diamond saw blades, which helps the blades longevity. The water cools down the blade from heating and decreases the friction in the cutting zone by flushing out all the debris of the materials cut; it also reduces the dust produced from the cutting. X Teeth Turbo Mesh Rim Design X teeth design provides fast smooth precise clean excellent cutting performance. less dust, less vibration.which can bring higher work efficiency and economic benefits. Super Thin Diamond Saw Blade 1.2mm super thin turbo mesh rim design not only provides faster cutting, but also ensures a longer service life.Suitable for most tile saws and hand-held angle grinders with a 7/8" or 5/8" Arbor. Customer Reviews Price Quantity 1 1 1 5 pcs 10 pcs Outer Diameter(mm) 105mm / 4 inch 115mm / 4.5 inch 125mm / 5 inch 115mm / 4.5 inch 115mm / 4.5 inch Thickness(mm) 1.2mm 1.2mm 1.2mm 1.2mm 1.2mm