SAWSAVVY Hole saw can cut a hole which is diameter in wood, plywood, plastic, drywall, soft plaster, cornhole boards, acrylic-board, thin metals (within 1-5/8 in.), and etc. In addition, SAWSAVVY hole saw is suitable tocut holes for recessed lights or canned lights, this hole saw is also suitable for home projects on air ducts, speakers, ceiling lamps, etc.