<table border="1" cellspacing="0" cellpadding="8"><tbody><tr><td>Standard</td><td>DIN</td><td>material</td><td>Other, copper</td></tr><tr><td>Type</td><td>Flat</td><td>Outer Diameter</td><td>25 mm</td></tr><tr><td>Inside Diameter</td><td>5.5 mm</td><td>Surface Treatment</td><td>Polished, Zinc Plated, White Zinc</td></tr><tr><td>Hardness</td><td>6.8 Grade</td><td>application</td><td>Heavy Industry, Mining, Water Treatment, Healthcare, Retail Industry, General Industry</td></tr><tr><td>style</td><td>Other</td><td>finish</td><td>Zinc, Plain, Silver, Stainless Steel, Aluminum</td></tr></tbody></table>
