Keramo Extreme 30006001 6mm Porcelain Tile Drill used with Red Wall Plugs Designed for all tiles including porcelain, polished porcelain and granite It is designed specifically for use in cordless machines on ROTARY ONLY particulary the 18volt combi range. The drill should be used without coolant lubricant making it simpler and less messy to use than mini wet diamond cre drills on the market Drill hole in tile up to the WHITE ring on drill and continue with a masonry drill The optimim cutting speed is the low speed setting at full trigger pressure, depending on the machine you are using this is between 400-450RPM, with a firm pressuse of 35-35kg, you should be able to hear the drill scratch the surface of the tile The drill can be used on a mains machine but the RPM should bet set at 200RPM
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