Indexable Thread Turning Tool Holder Carbide Coolant-Thru E08R-SNR-H11 Cutting Direction Right Hand Shank Round Shank Dia 1/2 in Overall Length 8 in Insert Shape Threading Laydown Lead Angle N/A Inscribed Circle 0.25 in Insert Thickness 0.125 in Width Offset 0.315 in Mounting Style Screw Lock Insert Screw TS-25.45-6M2