0.4950″ Min Bore DIA x 0.750″ (3/4) Max Bore Depth x 0.2360″ Tooth Width x 0.1500″ Projection x 0.5000″ (1/2) Shank DIA x 2.50″ (2-1/2) Overall Length x 0.1180″ Radius – Carbide Quick Change – Full Radius Grooving Right Hand, AlTiN Coated