- Measurement of concentricity, alignment, parallelism and flatness
- Centering of bores and shafts
- Parallel or perpendicular alignment of work pieces
- High-contrast dial face, sealed with O-ring
- Mineral glass viewing panel for best protection:
- against cracking, scratching or damage caused by hot shavings
- optimum resistance to solvents
- Matt chrome-plated protective casing with three integrated dovetail guide rails
- Shockproof measuring mechanism
- Anti-magnetic model
- Automatic adjustment to the contacting direction ensuring infallible readings
- Ball bearing mounted double lever
- Friction clutch overload protection


Mahr - 801 S/S1/SG/SGi/SR - Martest Dial Test Indicators
Features:
- Graduation value inch: .0005", Model 801 SGi .0001"
- Measuring range from: -0.015 inch
- Measuring range up to: 0.015 inch
- Scale diameter: 1.5 inch
- Type of dial face: 15-0-15
- Dial color: Green
- Measuring force: 0.15 N
- Range per rev. in inch: 0.03 inch
- Span of error fe (inch): 0.0004 inch
- Total span of error fges (inch): 0.0005 inch
- Hysteresis fu (inch): 0.00012 inch
- Partial measuring range ft (inch): 0.0002 inch
- Repeatability fw (inch): 0.00012 inch