Mitutoyo 167-438 Series 167 Micrometer Standard, 74"

Features:

• The Mitutoyo micrometer standard is built with the same precision as micrometers to reliably set the zero point on outside micrometers.
• The standard's measuring faces are exceptionally flat and lapped for precise, repeatable measurements over time.
• The handle is heat insulated to prevent expansion due to body temperature.
• Supplied in wooden case for standard