Mitutoyo 368-997 3-Point Non-Digital Internal Micrometer Set, 2 to 4 in Range 0.002 in Graduations, 0.0015 in Accuracy, Alloy Steel Point

These Holtests are versatile, self-centering three-point internal micrometers for the accurate and efficient direct-measurement of internal diameters. Three anvils, evenly spaced at 120° apart, contact the internal wall surfaces and find true alignment with the axis of the bore for accurate ID measurement.

• Titanium-coated measuring pins give you excellent durability and impact resistance (3-point type)
• Three-point micrometer allows stable measurement through automatic centring
• It is delivered without setting rings or extensions.

Mitutoyo 368-997 4.00000 in | 2.00000 in | 0.00020 in Graduation | Mechanical Inside Micrometer