This solid aluminum 5-in-1 tip tool has all you need to play your best game. Tip Tapper - Creates pockets and scuffs on your pool cue tip surface for increased chalk absorption. This tool can also be used to scuff a badly glazed tip. Dime Radius Shaper - Shapes and scuffs your pool cue tip to a perfect dime (9.1mm) radius. Nickel Radius Shaper - Shapes and scuffs your pool cue tip to a perfect nickel (10.5mm) radius. Tip Trimmer - Corrects mushrooming by trimming your pool cue tip to within 0.010" flush with the ferrule. Tip Burnisher - Hardens and polishes the sides of your pool cue tip flush with the ferrule to reduce mushrooming.