... materail case , good carbon steel , water-base painting 2. New model , new design of the case surface , a wouldful grip feeling3. only ... one locker easy to use 4. Model color just for reference , you can custom colors5. Graduation : Inch ... and MM6. Size :2mx16mm,3mx16mm,5mx19mm,5mx25mm,7.5mx25mm,10mx25mm New ABS material case steel tape measure