Calibration Blades and Rollers come in various diameters ranging from dia 300 mm to dia 400 mm for calibrating stones on manual and automatic machines. These Blades and Rollers are used for calibrating hard stones like sand stone and lime stones which are used for pavements, walk ways and all indoor applications. These Blades and Rollers are designed in such a way that they ensure long lasting service. Calibration Blades and Rollers can be availed in varied specifications to suit different requirements.