More on Amazon.com : http://www.amazon.com/gp/product/B000QJB1X0?tag=thefatkidin06-20 <br /> <br />3M 7513 3 Scotch Brite Roloc Surface Conditioning Discs Very Fine Blue - 25 Per Box <br /> <br />Quick 12 turn on 12 turn off Roloc disc fastening system <br />Used to quickly remove cut cork or paper gaskets and form in place gasketing materials prior to the assembling of power train components engine blocks heads and valve covers <br />Use with 3M Roloc Disc Pad 05540 <br />Best used on aluminum parts <br />Maximum operating speed 18000 RPM
