uxcell 1/4 x 3/4 Woodworking Double Flutes Cutting Tool Corner Round Bit Product Name : Corner RoundBit;Standard : 1/4" x 3/4";Shank Diameter : 6mm / 1/4" Bearing Diameter : 8mm / 1/3";Radius : 19mm / 3/4" Cutting Depth : 15mm / 3/5";Total Length : 58mm / 2.3" Material : Metal;Color : Silver Tone,Blue Weight : 72g;Package Content : 1 x Corner RoundBit1 x Plastic Case