High-intensity quartz fiber post has a special drill to make an exact match with the fiber resin post <br />Quartz， Screw Thread Quartz<br />Material:Glass<br />Size:2.9cm<br />Color: Silver<br />Net Weight:8g<br />Package Weight:18g<br />Package included:<br /> 1 Box Dental High-intensity Fiber Resin Post with 4 Drills Screw Thread Quartz Drills<br />012     5 pieces<br />014     5 pieces<br />016     5 pieces<br />018     5 pieces<br />Drills  4 pieces