PORTABLE HANDHELD DEVICE USED TO MEASURE SURFACE ROUGHNESS IN SHOP METALWORKING MANUFACTURING AND QUALITY CONTROL (QC) APPLICATIONS 2.4-INCH COLOR BACKLIT LCD TOUCHSCREEN DISPLAYS IN VERTICAL OR HORIZONTAL ORIENTATION LEFT- OR RIGHT-HAND VIEWS AND HAS AN INGRESS-PROTECTION (IP)-53 RATING FOR WATER AND DUST RESISTANCE. AUTO-CALIBRATION FOR ACCURATE MEASUREMENT OF 39 PARAMETERS FIVE PROFILES AND STORAGE OF UP TO 10 MEASUREMENT CONDITIONS AND ONE MEASURED PROFILE. DISPLAYS TOTAL AND SECTIONAL MEASUREMENT AND EVALUATION CURVE BEARING AREA CURVE (BAC) AMPLITUDE DISTRIBUTION CURVE (ADC) AND WAVEFORM RESULTS. MICRO-SD CARD STORES UP TO 10000 RESULTS WITH DATA IN 16 LANGUAGES AND SUPPORTS SCREEN CAPTURE.