Add to Cart Compare Quick view 0.2500" (1/4) Min Bore DIA x 1.750" (1-3/4) Max Bore Depth x 0.0570" Projection x 0.3125" (5/16) Shank DIA x 3.00" (3) Overall Length x 0.0060" Radius - Carbide Boring Standard Right Hand, AlTiN Coated MICRO 100 MSRP: Now: $55.35 Was: BB6-2301750X MSRP: Now: $55.35 Was: Add to Cart Compare Quick view