<div class="pad_b15"><img src="//uk.misumi-ec.com/linked/item/10300239610/img/drw_01.gif"  alt="Socket Head Cap Screws/Configurable Length:Related Image" /><br /></div><div class="pad_b15"><br /><table rules="all" cellspacing="0"><tbody><tr><td class="headerCell" align="center">Type</td><td class="headerCell" valign="top" align="center"> <span class="m_sp1"></span> Material</td><td class="headerCell" valign="top" align="center"> <span class="m_sp2"></span> Surface Treatment</td><td class="headerCell" valign="top" align="center"> <span class="m_sp3"></span> Hardness</td><td class="headerCell" valign="top" align="center">Strength Class</td></tr><tr><td class="bodyCell"><font class="fontType">FBAB</font></td><td rowspan="2" class="bodyCell" align="center">EN 1.7220 Equiv.</td><td class="bodyCell" align="center">Black Oxide</td><td rowspan="2" class="bodyCell" align="center">38~43HRC</td><td rowspan="2" class="bodyCell" align="center">12.9</td></tr><tr><td class="bodyCell"><font class="fontType">FBAM</font></td><td class="bodyCell" align="center">Electroless Nickel Plating</td></tr><tr><td class="bodyCell"><font class="fontType">FBAS</font></td><td class="bodyCell" align="center">EN 1.4301 Equiv.</td><td class="bodyCell" align="center">-</td><td class="bodyCell" align="center">-</td><td class="bodyCell" align="center">A2-70</td></tr></tbody></table><br /></div>