Groove Micrometer by Starrett
No. 260 inch
No. 260M mm
This tool is designed to quickly and easily measure widths of internal or external grooves and lands.
Readability Features
- Starrett satin chrome finish – no glare – resists rust
- Advanced sleeve design with staggered lines and distinct figures for precise and easy readability
- Quick-reading figures – every thousandth numbered on inch tools
Ease-of-Handling Features
- Balanced design to insure easy handling and better readability
- Has a reach of 1-5/8" (41mm) maximum hole depth
- Each measuring disc is 9/32" (7mm) diameter and .025" (0.63mm) thick
- Will measure groove widths .050-1.050" (1.27-26.6mm)
- Will measure land widths from 0-1" and 0-25mm
Accuracy and Long-Life Features
- Extremely hard and stable one-piece spindle (the heart of our accuracy)
- Hardened, ground, and lapped measuring discs
- Quick and easy adjustment
- Starrett workmanship
- This tool is accurate to ±.0004" or ±0.01mm
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| Measures groove ranges from .050-1.050" (add .050" to reading) and ranges 1.27-26.27mm (add 1.27mm to reading). |
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Measures land ranges 0-1" (0-25mm). |
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Starrett Tool Index 
