div class=ts-pagebuttonPage 1button div class=ts-image a href=https:reader042vdocumentssitereader042viewer20220220175b79a02d7f8b9a331e8e3f31html5page1jpg target=_blank amp-img class=ts-thumb alt=Page 1: instructionspdf · bevel Read from HI-LO 4NlNGS gauge cov this scale Porosity Diameter Flip out Protractor Compare pore to 116 or 18 steel universal gauge which displays src=https:reader042vdocumentssitereader042viewer20220220175b79a02d7f8b9a331e8e3f31html5thumbnails1jpg width=142 height=106 layout=responsive amp-imga divdivdiv class=ts-pagebuttonPage 2button div class=ts-image a href=https:reader042vdocumentssitereader042viewer20220220175b79a02d7f8b9a331e8e3f31html5page2jpg target=_blank amp-img class=ts-thumb alt=Page 2: instructionspdf · bevel Read from HI-LO 4NlNGS gauge cov this scale Porosity Diameter Flip out Protractor Compare pore to 116 or 18 steel universal gauge which displays src=https:reader042vdocumentssitereader042viewer20220220175b79a02d7f8b9a331e8e3f31html5thumbnails2jpg width=142 height=106 layout=responsive amp-imga divdiv