This guidance is additional to all standard operating procedures across your school and CLEAPSS Guidance in general.

This guide will be regularly updated and should be read in its entirety. Users may also need to read the other guides listed below.

Turning: The production by turning, facing, boring, screw cutting, centre drilling and knurling of primarily cylindrical or spherical forms from both ferrous and non-ferrous raw material, or appropriate plastics possibly using oil-based coolants.

The cutting of curved and irregular shaped lines in thin wood and plastics, using electrically-powered saws, eg, jig, scroll or fret saws.

Milling: The removal of material to provide a finished form of close tolerance and good surface finish. Milling may be used to form flat surfaces, grooves or recesses.