A new generation of metal cutting tools span the divide ... work fine for coarse work, but are dirty, imprecise and leave hot, scorched edges. Chop-style saws that use special metal-cutting ...

There are a variety of processes involved in the use of machine tools for working with metals. Cold forming involves shaping metal without heat treatment either manually or using a jig ...

and hints for continuing thereafter a course in metal-work suitable for pupils in trade preparatory schools. The exercises are carefully graduated, at first introducing the use of hand tools, and ...