"BELT TRANSMITS MORE POWER AND ALLOWS HIGH SPEED RATIOS,POLFLEX IS SUITED FOR EXTREMELY SMALL DIAMETER PULLEYS AND COMPACT DRIVES WITH HIGH ROTATIONAL SPEEDS,BEST USED ON MILLING MACHINES,LATHES,SPINDLE DRIVES,COMPUTER PERIPHERAL EQUIPMENT,SMALL BLOWERS.MATERIAL IS RESISTANT TO HEAT,CHEMICALS,OILS,TEMPERATURE RANGES FROM -54 DEGREES CELSIUS TO +85 DEGREES CELSIUS"