The Eastwood 24\" Slip Roll is a professional metal fabricators tool which is indispensable for producing accurate bends, cylinders, and conical shapes for virtually all metal working projects. In addition, the upper and rear rollers feature grooves in 3 popular sizes for forming curves in wire and tubing. The gear driven design delivers maximum forming power with minimal handle force. Product Features: Roller length: 24\" Roller diameter: 1.5\" Minimum forming radius : (22 gauge steel) 1.5\" Maximum material working thickness: (steel) 18 gauge Maximum material working thickness: (aluminium): 16 gauge Wire forming sizes: 3/16\", 1/4\", 5/16\" The Eastwood 24\" Slip Roll is designed for use on sheet metal and wire up to 24\" in width of 18 gauge steel or 16 gauge aluminium in thickness. This unit will create gentle arcs, cones or cylinders, helping you create patch panels for rockers, roll pans, door skins and lower fender areas. Maximum roll width is 24\" and minimum cylinder or roll diameter is 1.5\". This unit will also roll wire in 1/8\", 3/16\", 1/4\" and 5/16\" diameters.