Outside/External dial thickness calipers with a 0mm to 20mm measuring rangeThe caliper offer outside thickness measurement with a reach of 70mmThe legs have raised contact points allowing easy access into grooves, over stepped work pieces and measuring other hard to reach areasThe sprung jaw closing mechanism provides a constant measuring force and can be used to detect tapers or thickness variations along a work pieceThe legs of the outside calipers are sprung closed and operated by the lever under the handleTo calibrate the caliper use a known setting standard, for example a slip gauge or internal micrometersWith the legs set between the known size turn the outside ring on the dial to match the size. The calipers are now calibrated to measure any size within its rangeTo measure the thickness, pull the lever towards the handle, slowly release the lever and the measurement will be shownThey are constructed of high quality hardened stainless steel, heat insulating handle and 55mm diameter dial indicatorMeasuring Range - 0-20mmMachine-DRO History - A division of The Allendale Group, a family run British company founded in 2003. Our roots are firmly based in the UK, with a head office, engineering and inspection department at our works in Hoddesdon, Hertfordshire. We pride ourselves on being a measuring tool specialists offering tools, services, advice and expertise to our end customers and international distributor network.Key SpecificationsLeg Reach - 70mm, Contact Point Length - 10mmResolution - 0.01mm
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