1-15mm Wedge Shaped Vernier Thickness Gauge Deviation Flatness Engineering Inspection Ruler Home Inspection Thickness GaugeStyle:D Gauge copper-plated vernier thickness, accuracy 0.5 mmMeasurement range: 1mm~15mm; product size: 150 x 15 x 17 mmThis wedge thickness gauge can be used to measure hole width, clearance and flatness deviation. To measure the flatness deviation, you need to use it with a spirit levelIt has a vernier design so you can easily read the measurement resultsSmall size and light weight with straps on the handle for easy portabilityIt is a good tool for construction inspection and engineering inspection.This thickness gauge can be used to measure gap width, gap and flatness deviation and is a great tool for home inspections, technical inspections and more.Small in size and lightweight, with straps on the handle for easy portability. It has a vernier design for easy reading of measurement results.Vernier Wedge Feeler GaugeEngineering Gap Width Detection RulerDetect the size of the gap on the building body and the plane flatness of the objectScope of application: Detect the size of the gap on the building body and the flatness of the plane of the object planeApplication skills: insert the feeler gauge head into the gap, insert it firmly then take it out, the caliper scale is the gap sizeNote: Due to different measurement tools and methods, it is reasonable to have a slight deviation in the measurements. data, please refer to the actual product.