Heetrix Soldering Platform, 7 Inches | SOL-510.00 Ideal for extra soldering space on your work bench Easily mounts on top of your workbench and the soldering platform swings back and forth Includes special third hand attachment with fibre grip tweezer May be used wet or dry Disc is 3-3/4 inches and arm length is 7 inches long; weighs 1.8 pounds