ParaPost XP Stainless steel post. Cylindrical post with flat head is ideal for the treatment of slim or of multi-rooted teeth. Designed with an X-Shape retention pattern including cement venting for superior mechanical grip. Contains 4pcs posts of size 3, 5pcs posts each of sizes 4, 4.5 and 5, 2pcs post each of sizes 5.5, 6 and 7, 1pc drills each of sizes 3-7 as well as a universal hand driver.