Lathe And Shaping Machine Tools *

By Duplex

To produce accurate and well-finished work in the lathe or shaping machine it is essential that the tools used should be of the correct form and be properly sharpened ...

Lathe Devices

By Duplex

A reprint of an invaluable book by the well known team of Bradley & Hallows (who also wrote under the pen name Duplex). "Lathe Devices" covers the many a...

Screw Threading And Screw Cutting

By Duplex

A practical guide for the model engineer to some of the operations carried out either by hand or machine tools. Covers screwthreading, the equipment and methods & ...

Sharpening Small Tools *

By Duplex

Not only covers the sharpening of tools in general either for metalworking or carpentry but also shows advanced methods that not only result in the sharpening of the t...