Special Features
2 cursors, 3 plastic disks, 25 scales, 11.250 in. Diameter of outer disk, 0.080 in. Thk outer disk, 10.750 in. Diameter of inner disks, 0.040 in. Thk of inner disks, 10.250 in. O/a lg of conversion scale, 7.125 in. O/a w of conversion scale, 0.047 in. O/a thk of conversion
General Description
2 cursors, 3 plastic disks, 25 scales, 11.250 in. Diameter of outer disk, 0.080 in. Thk outer disk, 10.750 in. Diameter of inner disks, 0.040 in. Thk of inner disks, 10.250 in. O/a lg of conversion scale, 7.125 in. O/a w of conversion scale, 0.047 in. O/a thk of conversion