Iscar - External Thread, 0.236" Min Groove Width, 7" OAL, Right Hand Indexable Grooving Cutoff Toolholder - 0.205 Seat Size, 1-1/4" Shank Height x 1-1/4" Shank Width, DG../GRIP/HGN 300. Insert Style, HELI Toolholder Style, Series Heli-Grip | Apex Tool & Supply

This toolholder is designed for internal or external applications, suitable for right-hand operation. It has a heli-grip style and accommodates Heli inserts.