go to the page above this one – the home page
How to do/make
drill holes
in a circle
on the milling machine
on the pillar drill
grooves inside a cylinder
on the lathe
holes,
deep , on very long workpieces
on the pillar drill
on the lathe
on the milling machine
square
drilling then filing
rotary broach
nuts
nuts – using a capstan
t-slot nuts