9 Volt Alkaline Battery Powered Surface Roughness Tester With 3 Digit LCD

9 Volt Alkaline Battery Powered Surface Roughness Tester With 3 Digit LCD RoughScan is a portable, batterypowered, micro processed instrument for checking surface roughness with digital readout on LCD. RoughScan can be widely used in laboratory, inspection area in the shop, or wherever on-site surface roughness testing is required. Model RoughScan Display 3-digit LCD Measuring range Ra(ISO): 0.03μm-6.3μm/1μ"-250μ" Rz(DIN): 0.2μm-25.0μm/8μ"-999μ" Ry/Rmax(ISO):0.2μm~250μm/8μ&qu