The utility model relates to a tool special for manufacturing an electric equipment sealing rubber pad. The tool mainly comprises a ruler body, a ruler body fixing support, an adjustable tool bit support and a fixed tool bit support. The ruler body penetrates the ruler body fixing support and the adjustable tool bit support. The starting end of the ruler body is welded with the fixed tool bit support. The ruler body is provided with scale marks. A fastening screw is disposed at the upper end of the ruler body fixing support. A positioning needle and a fixing disc for positioning are disposed at the lower end of the ruler body fixing support. A support rod is disposed above the disc. A bearing is connected to the upper end of the support rod. The ruler body fixing support is connected with the support rod through the bearing. Positioning marks are disposed on the ruler body fixing support. A fastening screw is disposed at the upper end of the adjusting tool bit support, a blade clamp is connected to the lower end of the adjustable tool bit support, a blade is fixed in the blade clamp, and a fastening screw is disposed on the blade clamp. Positioning marks are disposed on the adjustable blade support, a knob is disposed at the upper end of the fixed tool bit support, a blade clamp is connected to the lower end of the fixed tool bit support, a blade is fixed in the blade clamp, and a fastening screw is disposed on the blade clamp.