<table border="1" cellspacing="0" cellpadding="8"><tbody><tr><td>measurement system</td><td>Inch, Metric</td><td>material</td><td>Brass, Stainless Steel, Steel, Aluminium, Plastic, Titanium, Nickel, Bronze, Nylon</td></tr><tr><td>Grade</td><td>Class 4.8 & 6.8</td><td>Thread Type</td><td>fine thread/coarse thread/standard thread</td></tr><tr><td>head style</td><td>Pan</td><td>Coating</td><td>Coated</td></tr><tr><td>Product name</td><td>Black hexagon socket flat head bolts</td><td>Material</td><td>Steel</td></tr><tr><td>Surface treatment</td><td>Black Oxide</td><td>Head type</td><td>Round Head</td></tr><tr><td>Grade</td><td>A</td><td>Size</td><td>M3~M8</td></tr><tr><td>Length</td><td>3mm-100mm</td><td>MOQ</td><td>100 Pcs</td></tr><tr><td>Packing</td><td>Cartons+plastic Bags</td><td>Application</td><td>Construction/New Energy/Petrochemical/Shipbuilding/Communication</td></tr></tbody></table>
