INSIZE Electronic Vertical Linear Scale Features include... 0.0005" / 0.01mm Resolution Inch / Metric / Absolute / Incremental readout Data Output Capable Made of Stainless Steel Convenient mounting brackets Please select Sizes prom pulldown menu. Range B C D E F L 4"/100mm .157" .787" .236" .945" 1.575" 9.646" 6"/150mm .157" .787" .236" .945" 1.575" 11.654" 8"/200mm .157" .787" .236" .945" 1.575" 13.583" 12"/300mm .157" .787" .236" .945" 1.575" 17.520" 16"/400mm .157" .787" .236" .945" 1.575" 21.457" 20"/500mm .217" .945" .315" 1.260" 1.772" 26.969" 24"/600mm .217" .945" .315" 1.260" 1.772" 30.906" 32"/800mm .217" .945" .315" 1.260" 1.772" 38.780" 40"/1000mm .413" 1.220" .984" 1.575" 2.362" 49.016" Measuring Range & Accuracies... 4"/100mm: +.0008" 6"/150mm: +.0012" 8"/200mm: +.0012" 12"/300mm: +.0016" 16"/400mm: +.0020" 20"/500mm: +.0020" 24"/600mm: +.0031" 32"/800mm: +.0039" 40"/1000mm: +.0039"