【Upgraded Double-Ground Teeth】Make cutting easier, faster, and smoother than standard hole saws.
【Durable Material, Premium Surface】High carbon steel, spray coated, for rust resistant and wear-resistant, ultra sharp serrations for faster and cleaner cutting.
【Professional Woodworking】Ideal for softwood, plywood, plastic plate, plasterboard and thin PVC board. Cannot be used on hard wood, cement, glass, metal.
【Warm Tips】 Used with electric drill, impact drill, please use bench drill for precise holes; Not suitable for cutting depths beyond about 1"(25 mm); Necessary to use installation plate when using hole saws larger than 2".