using wao 25 grit how meany hours and how much power for each grit 2 1/2 hr wao 25 used 2 tap spoons and 8 oz water seamed thin, be for changing grit. 16 inch mirror surface looks the same, used .500 grit first 5 hr 1/2 lb first don't ware belt buckle when moving heavy mirror not good _______________________________________________ ATM mailing list http://www.atmlist.net/