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.
First and foremost, the benefit of using these hand saws is that the presence of the thin blades allows them to cut soft metal, plastic or wood with a very small kerf, maintaining a neat and clean edge on both sides of the cut.
Most of the saws used by Contractors will have a 230mm or 300mm diameter blade, with a typical speed of 3,000-7,5000 rpm. There are 3 common groups of blade types; abrasive for cutting stone/concrete, abrasive for cutting steel/metal, and diamond tipped, normally used for cutting stone/concrete.