Add to Cart Compare Quick view 0.2720" Min Bore DIA x 0.500" (1/2) Max Bore Depth x 0.0550" Tooth Width x 0.0800" Projection x 0.2500" (1/4) Shank DIA x 2.50" (2-1/2) Overall Length - Carbide Retaining Ring Grooving Right Hand, AlTiN Coated, RR-4257X MICRO 100 MSRP: Now: $46.60 Was: RR-4257X MSRP: Now: $46.60 Was: Add to Cart Compare Quick view