Shrinker/Stretcher Combo Set handles most of your automotive metal-shaping jobs. The Eastwood Shrinker/Stretchers let you easily fabricate gentle radius bends and contours in steel, aluminum, stainless or copper. Compound 45:1 leverage allows effortless forming without making relief cuts, heating, or hammer-forming. Ideal for perfect-fit rust-repair metal work around wheel openings, door jams, windshields and trunk gutters. Shrinker/Stretcher Combo Set includes 2 jaws, 2 housings and 2 handles Works on up to 18-gauge mild steel, 20-gauge stainless, and 16-gauge aluminum. Shrinker/Stretcher Metal-Shaping Combo reproduces wheel wells, dog legs, trunk corners...almost any metal fabrication requiring a combination curve and angle. Use the shrinker to contract metal for inside curves; use the stretcher to expand metal for outside curves. The hand-operated shrinker/stretcher press multiplies your pressure by a factor of 45, creating leverage to work on up to 18-gauge mild steel, 20-gauge stainless, and 16-gauge aluminum. Clamps in your vice or mounts on your bench or pedestal stand.