45 Degree Indexable Face Mill Cutter 2-1/2 Inch Cutting Use RPMT 1204 Shipping Weight: 2 Pounds *Rough Estimation* Largest Cutting: 3.05 Inch Diameter Effective Cutting: 2-1/2 Inch Diameter Arbor hole: 3/4 Inch Height: 1-37/64 Inch Numbers Of Insert: 4 Setting Angle: 45 Degree AP: 15/64 Inch Qty: 1 Light Item