Diablo, 312 60 grit Starlock carbide grit oscillating sanding plate Diablo’s Starlock oscillating sanding plates feature application specific designs that deliver maximum durability and longer life in sanding applications A 60grit sanding plate quickly removes and levels paints and varnishes Opencoat carbide grit reduces material buildup and clogging for longer life Tool free quickchange interface fits Fein and other Starlock tools, also compatible with most NonStarlock multitools