abrasive wheels -
Wheels of a hard abrasive, such as Carborundum used for grinding.
A tool holding device for fitting together various types or sizes of cutting tools or other parts to make them interchangeable
on different machines.
A metal formed by a mixture of two or more different metals.
angle iron -
An iron or steel structural member that has been cast, rolled, or bent (folded) so that its cross section is L-shaped.
angle plate -
A precision holding fixture made of cast iron. steel, or granite. The two principal faces are at right angles and may be slotted
for holding the work or clamping to a table.
The controlled heating and cooling of a metal to remove stresses and to make it softer and easier to work with.
A shaft or spindle for holding cutting tools; most usually on a milling machine.
A unit of fitted parts that make up a mechanism or machine, such as the headstock assemble of a lathe.
The lost motion or looseness (play) between the faces of meshing gears or threads.
bar stock -
Metal bars of various lengths, made in flat, hexagon, octagon, round, and square shapes from which parts are machined.