Steel tips will gradually wear out or have barbs with use, our darts burrs remover tool eliminates burrs from your dart tips, while maintaining its surface finish, ensuring a smooth release every time The Dart sharpener is made of strong and hard stone abrasive, which is wear-resistant and durable,can be used for a long time Just insert the dart into the V-sharpener and rotate to complete the sharpening process Ther darts v-sharp sharpening stone is a vital part of your dart accessories,use our dart maintenance tools for Keep your darts in best condition,giving you the edge in every game Color: As shown Material: Whetstone Size:about 2.5 x 1.5 x 0.6 cm/0.98 x 0.59 x 0.24 inches Package Contents: 4pcs x dart sharpener for steel tip Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.