Indexable Grooving and Parting Toolholder NOVEX-CUT External Positive Insert Style SX Left Hand Grooving Shank Width 5/8 in ANSI Code G2012.10L-3T16SX-P Center to Cutting Tip 14.65mm Compatible Hardware 1/8 in Threaded Plug FS2258 Insert Mounting Wrench FS2249 Coolant Fed Coolant Through