ToolUSA 12 Piece Disc Cutter Set: TJ-30858 11 Sizes Of Discs Made From Polished Solid Steel-plate Measures 5 X 2-1/2 X 1 Inch 11 cutters in sizes: 1/8, 3/16, 1/4, 5/16, 3/8, 7/16, 1/2, 5/8, 3/4, 7/8, and 1 inch Handle twists around to raise and lower the top plate - makes an opening for sheet metal Handle has a woodgrain look, and is spring loaded for strength and durability This set is heavy duty and strong - shipping weight is 4 pounds 2.6 ounces