Description
Product Overview
The Mitutoyo 505-746 digital caliper delivers professional‑grade accuracy with a maximum permissible error of ±0.002″ (MPE) and ±0.0025″ (S). Its sliding surfaces are treated with a titanium nitride (TiN) coating, dramatically increasing wear resistance and extending service life. The new digital movement offers ultra‑smooth sliding and high shock protection, while a lock screw secures the digital bezel and jaw position for repeatable results. Dimensions are 17.7 x 5.5 x 1.4 inches and it weighs just 1 pound, making it portable yet robust.
![[Product front view showing all components]](https://www.memorabiliaco.store/wp-content/uploads/2026/06/3b104744357b4a89b60dd8d9b50ca1e7.jpg)
Usage
Designed for industrial, scientific, and workshop settings, this caliper excels in machining, quality inspection, and DIY projects. Its clear LCD display provides instant readings, and the ergonomic design ensures comfortable handling during prolonged use. Whether measuring external dimensions, internal diameters, or step depths, the 505‑746 offers reliable performance in harsh environments.
Why Choose Us
Mitutoyo is a trusted name in precision measurement, and this model reflects the brand’s commitment to durability and accuracy. The TiN coating reduces friction and protects against corrosion, while the digital movement minimizes shock‑induced errors. Backed by a comprehensive warranty and responsive customer support, you can count on long‑term reliability.
Key Features
- TiN‑coated jaws provide exceptional wear resistance for longer tool life
- Ultra‑smooth digital movement reduces measurement drift and shock impact
- Lock screw secures bezel and jaw position for consistent repeatability
- Compact, lightweight design enhances portability without sacrificing strength
- Dedicated after‑sales support and warranty ensure peace of mind
FAQ
What is the measurement accuracy of this caliper?
The maximum permissible error is ±0.002″ for the main scale and ±0.0025″ for the sub‑scale, meeting high‑precision requirements.
Is the titanium nitride coating durable?
Yes, the TiN coating significantly increases wear resistance and protects the sliding surfaces from corrosion and abrasion.
Can I use this caliper for internal measurements?
Absolutely. The caliper includes both external and internal jaws, allowing accurate measurement of holes, slots, and other internal dimensions.
How does the lock screw improve measurement consistency?
The lock screw fixes the digital bezel and jaw position, preventing accidental movement and ensuring repeatable readings.
What warranty does Mitutoyo provide?
Mitutoyo offers a standard limited warranty covering manufacturing defects, along with access to technical support and service centers.




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