How do you cut a rectangular hole in plastic?

Cover the surface of the plastic with masking tape, so you don’t scratch it. Mark out the rectangle you want to cut out. Using a very sharp knife, score the edges of the rectangle against the side of a metal ruler. Cut deeper and deeper grooves with the knife, until you can eventually push out the rectangle.

How do you cut a square hole in an acrylic sheet?

1. Drill pilot holes at the corners of the square.
2. Attach the fine-toothed saw blade to the jigsaw.
3. Begin sawing from one pilot hole to the next along the marked outline, with the jigsaw set at a low speed.
4. Remove the excess material.
5. Use the flat steel file at the pilot holes to achieve precise corners.

How do you cut a round hole in a plastic without a drill?

Using a Piece of String to cut a hole in a plastic container

1. Secure the plastic container.
2. Heat the needle.
3. Punch holes in the plastic with the needle.
4. Pass the thread through the hole.
5. Position the thread in your hands.
6. Pull the string back and forth.

What is slotted hole?

Slotted holes are basic geometric shapes consisting of two arcs connected by straight lines. Slotted holes are one possible manufacturing form for drilling patterns.

How do you make a metal bolt hole smaller?

The easiest way to fix a screw hole in metal that is too big is to fill the hole with a bit of JB-Weld. If you don’t have 24 hours to let it cure, use JB-Kwik. Before it sets up, poke an indentation where you want the center to be with a toothpick or another sharp object. Let the material cure.

How do you cut a square hole?

Then, you can start following these steps.

1. Position the tip of the chisel on a corner of the square you’ve drawn.
2. Tap on the chisel with a sledgehammer as hard as possible.
3. Keep tapping until it cuts through the entire wood thickness.
4. Repeat the above steps for each corner.
5. Cut the square out.