Indexable Grooving and Parting Toolholder NOVEX-CUT External Positive Insert Style SX Right Hand Grooving Shank Width 3/4 in ANSI Code G2012.12R-2T20SX-P Center to Cutting Tip 18.28mm Compatible Hardware 1/8 in Threaded Plug FS2258 Insert Mounting Wrench FS1494 Coolant Fed Coolant Through