This electronic indicator switches between inches and metric at the press of a button. Each unit comes with a flat back pre-installed and includes a lug-on-center back as an accessory. Moreover, this indicator offers a 1″ (25.4 mm) range, 0.0005″ (0.01 mm) resolution, and a 3/8″ (9.5 mm) stem diameter with a 4-48 screw thread.
Starrett 3900A-1 Offers
Features
- English-Metric conversion
- Large, easy-to-read LCD
- Lug-on-center back and additional flat back
- 3/8″ (9.5 mm) Stem Diameter
- 4-48 Screw Thread
- Dust Cap
- Plastic storage case with form fit foam insert
Applications
- Precision measurements
- Quality control
- Tool calibration
- Dimensional checks
- Lab testing
Starrett 3900A-1 Specifications
| Range | 1″ (25 mm) |
| Resolution | 0.0005″ (0.01 mm) |
| Accuracy | ±.001″ (±0.03 mm) |
| Stem Diameter | 0.375″ (0.95 cm) |
| Contact Point Thread Size | #4-48 |
| Cal Prop 65 Warning | Yes |
| Dimensions | 3 x 3 x 5″ (7.62 x 7.62 x 12.7 cm) |
| Weight | 0.2 lbs (0.1 kg) |
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