The New Henry Schein Endo Access Bur features a long taper shape that is intended for opening the pulp chamber into a funnel shape for access to root canal entries. To read more about Henry Schein, go to Henry Schein.The spiral shape flute design removes debris cleanly and without vibration while the gold safe end prevents perforation of the pulp chamber floor and root canal walls. The burs are 9 mm in length with a 0.16 mm diameter. They are available in packs of five.For additional information, contact Henry Schein Dental at (800) 372-4346 or visit www.henryscheindental.com. To comment on this product, go to community.pennwelldentalgroup.com/.