Aoyoho 2PCS Star Burrs Remover Dart Sharpener Keep Your Darts Sharp ,Reduce Bounce Outs Round Dart Sharpener Simple dart sharpener if you prefer round tips on your darts. Holes also act as a nice grip for your fingers if you want to sharpen your darts with pointed ends Gets a dressing from this sharpener. Convenient and functional It's rock and it removes the burs from the points,removing metal burrs and rounding the tip Diameter:0.6inch(1.5cm) height:1inch(2.5cm),Include:2 x Round Dart Sharpener