Notes

1. Before using the hydraulic drill, first drill a pilot hole in the workpiece with an electric drill.

2. Screw the tie rod into the piston cylinder screw, place the tie rod on the washer, and insert the tie rod through the bottom tool.

3. Insert the tie rod into the guide hole and turn the upper tool through the connecting rod, so that the upper tool, workpiece and sub-tool are firmly connected.

4. Close the overflow valve clockwise, then press the handle several times to make the piston pump work. If the oil pressure and shear force between

5.The punch tool is raised and the punch tool begins to punch until it is completed. After puncturing, you must immediately stop squeezing the handle.

6. Loosen the pressure relief valve counterclockwise to release oil pressure.

7. After punching, remove the punch kit for deep cleaning.