Fun Questions to Ask Your Boyfriend. When your relationship is still fresh, it's nice to get to know the silly basics of what makes your man tick.
A hacksaw (coarse blade) could be used on plastic, but not wood. A carpenters' saw would be used on wood. Power saws are always the most efficient, but of course it depends on what type of cuts you are doing.
Coarse-Toothed Saws. A pruning saw is considered coarse-toothed if it has about four and a half teeth per inch. An average saw might have about six teeth per inch. A coarse-toothed pruning saw is best used to cut through branches larger than 2 1/2 inches in diameter. Some saws feature two sets of teeth, one on each side of the saw blade. One side is for making coarse cuts while the teeth on the other side are for making fine cuts.