Features: Cue tip tool with Scuffer, Shaper and Aerator can significantly improve your gaming experience. Make of metal materials, Enduring, nonslip designs. Easy to use. Only need simply roughen up surfaces of the tip so chalk will adheres to the tip. For batter balls control. Tool end screws down to reveal a Tip Aerator/Pickers to pick the tip. You can lightly scrape the tip using a rotating motion to shape the tip to the desired domes curvature you comfortable with. Specifications: Materials: Metal Color: Silver/Gray Size: about 45x22mm/1.77x0.87inch Package Includes: 1Pc Cue Tip Shaper note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.