Efficient, straight-line access to canals is achievable with EndoGuide , a unique set of eight carbide burs for non-surgical root canal treatment. The patented, conical shaped micro-diameter tip acts as a self-centering guide for precision access to canals while conserving healthy peri-cervical dentin. The funnel-shaped bur design improves canal visualization. Specs: Shank: XLRA Pack Size: Packs of 5 Length Overall: 34.0 Head Length: 1.5 Tip Diameter: 0.28 Endodontics: Yes Single-Patient-Use : Yes