Steel tips gradually wear out or have barbs with use, our burrs remover tool eliminates burrs from your tips, while maintaining its , ensuring a smooth release every time The sharpener is made of strong and hard stone abrasive, which is wear- and ,can be used for a long time Just insert the into the V-sharpener and rotate to complete the sharpening process Ther v- sharpening stone is a vital part of your accessories,use our maintenance tools for Keep your 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 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.