The characterization of the surface finish in function of the type of tool bit
used in the AISI 1020 steel polishing process was performed with Scanning Electron Microscopy (SEM) on a JCM-5000 NeoScope[TM].
The heater has a thermostat control screw behind a tamper-proof cover plate, accessible only by using a special tool bit
, sold with the heater.
AGONY: A hospital X-ray shows how the tool bit
entered the front of Ron's head and came out the back.
Early CNC systems relied on a highly-skilled operator or engineering staff to determine the direction of the machine, tool path, tool bit
offset and coordinates using mathematics and equations.
The new cryogenic diamond-turning method greatly extends the lifetime of the cutting tool by using liquid nitrogen to cool a specially designed diamond tool bit
and workpiece clamp.
A modified diamond turning machine with a liquid-nitrogen-cooled tool bit
and workpiece chuck was built at Los Alamos.