Alfa Tools ML61564 1 1/8 1/4 Hex Shank Forstner Bit Monolock 1/4-inch Hex Power Shank Forstner Bit 1-1/8-inch Diameter, 28.58 Shank 3-1/2-inch Overall Length Drills flat bottom and thru holes, Bores clean holes in thin stock, veneers or end grains Quantity - 1 per Pack