208/8 = 26mm
208mm is 8.19 inches.
208 mm is equal to 2.08 cm.
If it is the rear brakes, you will need one of these, a socket wrench and a large 'C' clamp. Get yourself a haynes manual or similar, that'll tell you what to do! http://www.autobarn.net/lis28600.html Actually , you need a hex bit 8 mm. I edited , for you should have the C clamp as well. and a 8 mm hex bit to help close the caliper before installing the new pads... http://media.digikey.com/photos/Wihamfg713%20three%20eighth%20series.jpg http://shop.advanceautoparts.com/webapp/wcs/stores/servlet/partlist_Brake-Specialty-Tools_N3479_T|GRP2007__Ampro%20DISC%20BRAKE%20WRENCH%208MM%20___#storeId=10151&langId=-1&catalogId=10051&searchTerm=Ampro+DISC+BRAKE+WRENCH+8MM+&beginIndex=0&vehicleId=298695&category=T|GRP2007&keywords=Brake-Specialty-Tools&partType=N3479&facetFields=mfrName_exact%2CpriceBucket&sortBy=0&pageSize=20 Any auto part store should have it.