Standard, Thread Relief Tools, 0.500" (1/2) Min Bore dia, Micro 100, Mfr#: LTR-500-24X

0.500" (1/2) Min Bore DIA x 1.500" (1-1/2) Max Bore Depth 0.1560" (5/32) Tooth Width 0.125" (1/8) Projection x 0.5000" (1/2) Shank DIA x 3.00" (3) Overall Length x 0.010" Corner Radius – Carbide Thread Relief Right Hand, AlTiN Coated