Mahr MarTest 800 SGB Dial Test Indicator | Range ± 0.5 mm | Graduation 0.01mm

Product Description
£179.10 (ex VAT)
Usually ships in: 10-14 days
Delivery price: £5.99 Delivery price: £17.00 Delivery price: £17.00
  • Test indicator MarTest 800 SGB
  • Factory standard
  • Measuring range mm: ± 0.5 mm
  • Graduation value mm: 0.01
  • Package contains: case, instruction manual, spanner for changing the styli, stylus dia. ø 2 mm, mounting shaft 800a6 (800 SA/SGA/SGB), mounting shaft 800a8
  • High contrast dial face, sealed with an O-Ring
  • Mineral glass viewing panel for best protection:
    - against scratching or damage caused by hot shavings
    - optimal 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
  • Overload protection thanks to friction clutch
Measuring range mm ± 0.5
Product type 800 SGB
Graduation value mm 0.01 
Standard Factory standard
Figur on dial face 50-0-50
Range per rev. in mm 1 mm
Span of error fe (µm) 10 µm
Total span of error fges (µm) 13 µm
Measuring value hysteresis fu (µm) 4 µm
Partial measuring range ft (µm) 5 µm
Repeatability fw (µm) 3 µm
Measuring force 0.07 N
Scale diameter 38 mm
Dial color Yellow

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Why we're different...

Engineering & Gauge Ltd was formed in 1990 by an engineer with over 40 years of Metrology experience. All our customer support team speak the language of engineers.

At Engineering & Gauge Limited we pride ourselves on our fast and efficient dispatch of orders, which is one of many factors that has enabled us to build and maintain a loyal, happy customer base.

We deliver through a reputable and professional courier service, the service used is based on the weight and contents of your order. Currently we cannot offer you the option to choose your preferred carrier or delivery day.

We offer a standard delivery service to Europe and the rest of the World. All options and prices are clearly displayed during the checkout process.


Weight UK
UK Up to 1kg £4.49
UK 1kg-20kg £8.99
UK Over 20KG £19.99
Weight Europe USA/Canada ROW
0 - 1kg £25.00 £29.00 £37.00
1 - 5kg £37.00 £40.00 £57.00
5 - 10kg £55.00 £62.00 £98.00
10 - 20kg £74.00 £87.00 £144.00