S78XTBZ Set Extended Travel Inside Micrometer in Case .120-.250 Range with 2 Point Carbide Contact

S78XTBZ

Starrett Bore Gage
.120-150″ Range

The 78XT Series Internal Micrometers feature
extended travel, reducing the need to exchange
anvils. The ground contact points seat the
internal micrometer faster and more accurately
than the spherical contacts found in other gages.
These rugged and accurate internal micrometers
are available individually or in economical sets
from .040-12″ (1-300mm).

Features

• Wide measurement range without
  changing anvils
• Resolution from .0001″ (0.0025mm) on
  the 2-point contact tools ranging up to
  1/4″ (6mm) and .00025″ (0.005mm) on
  the 3-point contact tools ranging from
  1/4″-12″ (6mm – 300mm)
• Tungsten carbide measuring faces on all
  3-point heads above 1/2″ (12.5mm)
• Ratchet stop ensures consistent
  measurements
• Self-centering contacts for true readings
• Blind bore measuring capability above
  1/2″ (12.5mm) diameter
• Extensions available up to 6″ (150mm)
  for deep hole measuring
• Setting rings included
• Depth stop/collar also available for
  .080″-.250″ (1-6mm) range
• Each micrometer bore gage is furnished
  in a case, complete with setting ring,
  contacts, wrenches, and instructions.