<table border="1" cellspacing="0" cellpadding="8"><tbody><tr><td>material</td><td>copper</td><td>style</td><td>Spiral</td></tr><tr><td>usage</td><td>Industrial</td><td>Part Name</td><td>BeCu spring with hook, beryllium copper extension spring</td></tr><tr><td>surface treatment</td><td>zinc/nickel/tin/chrome/gold plated, painting, powder coat</td><td>Material</td><td>carbon steel, spring steel, stainless steel, copper, etc</td></tr><tr><td>Shape</td><td>compression, tension, extension, torsion, wire form,etc</td><td>Certification</td><td>ISO9001, IATF16949, RoHS</td></tr><tr><td>Lead time</td><td>10-20 working days based on quantity</td></tr></tbody></table>