Actopus 5mm Watch Crown Winder tool - Manual Mechanical Winding<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Crown winding tool for easy winding of mechanical watches. </span></li><li><span class="a-list-item"> Spring-loaded， all-metal construction </span></li><li><span class="a-list-item"> Also works well as a precision nut driver to securely hold small size nuts when installing. </span></li><li><span class="a-list-item"> Easy to use and saves the fingers. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41TnfcuLCzL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ZtvZMSJmL.jpg" noproxy>