OBT1287 Features: * No. of Blades: 25 * Blade : 1/2 in * Blade : 3 5/16 in * Measuring System: Inch Includes: * Includes: Holder Dimensions: * Blade Thickness: 0.0015 in, 0.0020 in, 0.0030 in, 0.0040 in, 0.0050 in, 0.0060 in, 0.0070 in, 0.0080 in, 0.0090 in, 0.0100 in, 0.0110 in, 0.0120 in, 0.0130 in, 0.0140 in, 0.0150 in, 0.0160 in, 0.0180 in, 0.0200 in, 0.0220 in, 0.0240 in, 0.0250 in, 0.0280 in, 0.0300 in, 0.0320 in, 0.0350 in