Why not take a gander at this man’s home-made chainsaw… made out of a grinder! (translated) What this (Russian?) man has done is modified his large electric grinder — into a chainsaw.

Straight cuts are easy to make with a diamond wet saw. But cutting curves and holes ... An inexpensive angle grinder with a diamond blade can cut perfect circles and squares in the toughest ...

The sharpener resides in a sleeve into which you insert the business end of the saw, as if you were putting it into a protective case. Once the saw is in the sharpener, you engage the blade and ...