uxcell 1/2" Shank 1 1/4" Cutting Dia 2 Flutes Roundover Router Bit Cutter Product Name : Rounding Over Bit;Standard : 1/2" x 1-1/4";Bearing Diameter : 12.7mm Shank Diameter : 12.7mm / 1/2";Cutting Diameter : 31.8mm /1 1/4";Cutting Radius : 15.9mm / 5/8" Cutting Depth : 22mm / 0.87";Cutting Width : 15.9mm /5/8";Overall Diameter : 44.9mm / 1.8" Overall Length : 67mm / 2.6";Color : Silver Tone, Blue;Material : Steel, Carbide Weight : 101g;Package Content : 1 x Rounding Bit1 x Plastic Case