/ Precision Measuring Tools / Precision Hand Tools / Bore Gages / Mechanical Bore Micrometers / S78XTFZ * Not actual product image S78XTFZ Bore Gage Set 67684 78, 78M Micrometer Sets Extended Travel with Cases Inside Bore Gage Micrometer Set, 2-4", .00025" The Starrett 78XT Series Internal Micrometer features extended travel, reducing the need to exchange anvils. The ground contact point seats the internal micrometer faster and more accurately than the spherical contacts found in other gages. The rugged and accurate internal micrometer is available individually or in economical sets from .040-12" (1-300mm). SET, 2 - 4" Range, w/3 Point Carbide Contact. Features Specifications Downloads Product Testimonials California Prop 65 Other similar products S78MXTAZ Bore Gage Set S78MXTBZ Bore Gage Set S78MXTCZ Bore Gage Set S78MXTDZ Bore Gage Set S78MXTEZ Bore Gage Set S78MXTFZ Bore Gage Set S78XTBZ Bore Gage Set S78XTCZ Bore Gage Set S78XTDZ Bore Gage Set S78XTEZ Bore Gage Set S78XTFZ Bore Gage Set Contact Starrett Features Wide measurement range without changing anvils 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 Specifications Made in America: No Range (in): 2 to 4" Graduations (in): .00025 Approximate Measuring Depth (in): 3-1/16 to 4" Number of Heads: 3 Number of Rings: 2 Downloads Catalog 33 - Section 6 - Bore Gages Our line of bore gages is extensive, with products available for a broad range of applications. Some are available with interchangeable measuring heads for different diameters or extensions for depth. They can have electronic displays (some with output), micrometer-type vernier scales or a dial (similar to an indicator). Precision Hand Tools (Catalog 33) 612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock. Product Testimonials Write a product review Write a product review Comments* First Name* Last Name* Email* Occupation The information you provide will be used in accordance with the terms of our privacy policy. I agree to the privacy policy. Please provide the required information. Thank you for submitting a product testimonial on www.starrett.com. By submitting information to Starrett, you acknowledge and give express permission for the L.S. Starrett Company to use and share your statements. California Proposition 65 Warning WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer, and birth defects or other reproductive harm. For more information go to: www.P65Warnings.ca.gov