Standard Tell Tale
Product Code: 37005
- Has a precision silk screened grid.
- Both positive & negative graduations marked.
- Fine red crosshair allowing accurate estimation to 0.25mm.
- Crack recording sheets are supplied with each unit to allow accurate recording of movement over a period of time.
- Please note that crack monitors have a limited working life in strong daylight - regular readings should be taken and monitors replaced if necessary.
Standard Crack Monitor (269.47kb)
Crack Monitoring Record Chart