Blade Type Micrometers with non-rotating Spindle by Starrett
No. 486 Series (0-12 Inch)
No. 486M Series (0-150mm)
Here is another special function Starrett micrometer. It is designed for fast and accurate measurements of circular form tools, diameter and depth of narrow grooves, slots, keyways, recesses, and depths between lands and fins.
Readability features
- Starrett satin chrome finish – no glare – resists rust
- Advanced sleeve design with staggered lines and distinct figures for precise and easy readability
Ease-of-Handling Features
- Balanced frame and thimble design insure easy handling and better readability
- Speeder for quicker adjustment on all sizes
- Non-rotating spindle prevents blade from turning in narrow slots or rolling off shoulder
- The blades are .030 Inch (0.8mm) thick
- Blades will measure to 5/16 Inch (8mm) depths
Accuracy and Long-Life Features
- Rigid one-piece frame of drop forged steel
- Extremely hard and stable one-piece spindle (the heart of our accuracy)
- Quick and easy adjustment
- Starrett workmanship
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Starrett Tool Index 
