WM 67 Posted on October 25, 2012February 27, 2026 by Bryan Mesial canals join. Distal has nasty apical curvature at last 1mm. Started to lose the curve with the larger files Here u can see the cone was transporting Here u can see the curvature and the mesials joining Check out these other posts you may enjoy! Master Apical Size Apical patency Root Canal Irrigation Protocol and Medicaments File separation