The 6" magnetic ball vise is made of the highest quality anodized aluminum and is used to hold workpieces for polishing, grinding, micro-welding and a variety of other general purpose applications. Tilts from 180 degrees to 90 degrees without losing stability. The permanent magnet is spring loaded. An Allen wrench is used to release the magnet allowing workpieces to be placed on and off the top plate easily. Ball vise sits on a small stand. Available on 6" fine pole magnetic working surface. Allen wrench included. Colors may vary. Made in USA.