Combination rolling mill 110 mm 4 MM max opening Steel forged handle Solid hobbed steel gears Precision high strength housing Precision engineered for lifetime of use Product: Combination rolling mill Gear ratio: 4:1 Roller width: 110 mm Roller diameter: 55 mm Maximum opening: 0-4 mm Flat area ( /- 0.01mm): 53 mm Square wire( /- 0.01mm): 1.0, 2.0, 2.5, 3.0, 4.0, 4.5, 5.0 Ring shank - half round ellipse(mm): 2.5x1, 3x1.25, 4x1.5mm Package size: 33x33x20 cm Gross weight: 18.5 kg Combination rolling mill 130 mm 5 MM max opening Steel forged handle Solid hobbed steel gears Precision high strength housing Precision engineered for lifetime of use Product: Combination rolling mill Gear ratio: 4:1 Roller width: 130 mm Roller diameter: 65 mm Maximum opening: 0-5 mm Flat area ( /- 0.01mm): 57 mm Square wire( /- 0.01mm): 1.0, 2.0, 3.0, 4.0, 4.5, 5.0, 5.5, 6.0, 6.5, 7.0mm Ring shank - half round ellipse(mm): 2.5x1, 3x1.25, 4x1.5mm Produce metal foil as thin as .001 inch Package size: 34x34x20 cm (13.39x13.39x7.87 inch) Gross weight: 22.5 kg Package Content: 1 x Combination Rolling Mill 1 x Handle