This simple device will help with the help of ordinary hand drills to cut holes of any diameter in the plywood, hardboard and particleboard.
Recommend to read
Tracer potato planter
Potatoes are often called the second bread, emphasizing the extraordinary importance of this crop. Yet in terms of labor intensity, especially on individual plots, it is far from last on...
SCREW FROM THE NAIL
If it took a long screw thread M2—M6, and they are not (by the way, is not easy to find and sold out), it is easy to produce such a nail of suitable diameter, cut into the rod thread and...
