Standard, Grooving Tools, Full Radius, 0.250" (1/4) Min Bore dia, Max. Bore Depth: 1/2", Micro 100, Mfr#: FR-030-8X

0.250" (1/4) Min Bore DIA x 0.500" (1/2) Max Bore Depth 0.0300" Tooth Width 0.050" Projection x 0.2500" (1/4) Shank DIA x 2.50" (2-1/2) Overall Length x 0.0150" (1/64) Radius – Carbide Full Radius Grooving Right Hand, AlTiN Coated