Indexable Thread Turning Tool Holder MTVOR12-4B-A Cutting Direction Right Hand Shank Square Shank Width 3/4 in Shank Height 3/4 in Overall Length 4-1/2 in Insert Shape TNMA-432 Inscribed Circle 0.5 in Insert Thickness 0.187 in Width Offset 0.875 in Mounting Style Multi-Lock Clamp CL-6 Clamp Screw XNS-36 Insert Screw NL-44