I need to prep a door I have, can I use this
http://www.sears.com/sr/javasr/product.do?BV_SessionID=@@@@2058054875.1111973572@@@@&BV_EngineID=ccdladdeeljedficehgcemgdffmdggg.0&pid=00927717000&bidsite=CRAFT&vertical=TOOL
Will it leave swirl marks ? Should I go back over afterwards with a...