When using a miter box, first place a thin piece of scrap wood on the base to protect it.
It can be cut to any length with a hacksaw and a miter box.
The miter box is essential because it allows you to hold the pipe while making square cuts.
Saw the board to size, using a miter box or guide block for accuracy.
Choose an adjustable miter box made of metal or hard plastic.
One way to cut acceptable miters is by making an oversized miter box.
Then place the piece, front face toward you, upside down in the miter box.
Such miter boxes usually allow you to cut angles of only 90 and 45 degrees.
To do this, you need a special handsaw, called a back saw, and a miter box.
It's designed for use in a miter box; the reinforced back serves as a guide.