MPQ1620 Features: * Recessed lighting hole saws - carbide grit * For installing recessed lighting * Perfect choice for quick and easy installation of recessed lighting * Carbide grit cutting edge easily cuts holes in ceramic tile, fiberglass, marble, slate etc * Cuts through stucco, lath, and plaster * Fits most major brands halo, capri, marco, juno, prescolite, progress, lithonia, lightolier, and others * Strong, durable back plate * Arbor not included (accepts arbor 13466, 13468, or 13470) * Use for: Juno, progress Dimensions: * Cuts 1.38"" deep - through two sheets of 0.63"" drywall in one pass to a depth of two inches * Dimension: 6.63"" W