Uxcell 0.5-Inch Shank 1.5-Inch 2 Flute Radius Core Box Router Bit Product Name : Core Box Router Bit;Material : Metal Shank Diameter : 12.7mm/1/2inch;Cutting Diameter : 38.2mm/1 1/2inch Overall Length : 58mm/2.283inch Weight : 100g Package Content : 1 x Core Box Router Bit,1 x Case