Starrett S770BXTFZ 770 Series electronic internal micrometer set with 3-point contact for bore measurement, covering a 2-4" (50-100mm) range. Built-in Bluetooth enables wireless data transmission. Designed for high repeatability in measuring internal diameters.

The Starrett 770BXT Series Electronic Internal Micrometer, with built-in Blue tooth technology, provides IP67 level of protection against coolant, water, dirt and dust in hostile shop environments. In addition, it offers 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 on other gages. This rugged and accurate internal micrometer is available individually or in sets from .080" (2mm) to 12" (300mm). SET, 2 - 4" (50-100mm) Range, 3 Point Carbide Contact (300mm).

Features

• Wide measurement range without changing anvils
• IP65 level of protection against coolant, water, dirt and dust
• 0.00005 in resolution
• Large high contrast LCD digital readout is easy-to read and reduces error
• RS232 output/SPC output
• Carbide measuring faces on sizes above 1/2 in Dia
• Extensions available for deep holes
• Includes instant inch/millimeter conversion and preset + and - functions
• Precision ratchet stop provides correct contact pressure for accurate readings
• Each micrometer bore gage with head comes with a wooden case, complete with setting ring, contacts, adjusting wrench, spare battery and instructions
• Proximity output with optional built-in bluetooth
• Bi-directional communication