Hole Cutter Drill Bit cut studs in just 1 pass; these hole saws are perfect for jobs that require high performance and precision. Ideal for cutting wood, plastic, machinable metal, studded wood, plywood, pipe and steel. This change of mind return policy is in addition to, and does not affect your rights under the Australian Consumer Law including any rights you may have in respect of faulty items. To return faulty items see our Returning Faulty Items policy. KKMOSS 53mm hole saw (2-1/16" Hole Saw) material is a heat-treated M42 bi-metal saw blade with sharp teeth, durable and good stability. Processed materials range from thin metal to wood, plastic, PVC and more. This change of mind return policy is in addition to, and does not affect your rights under the Australian Consumer Law including any rights you may have in respect of faulty items.