FIELD: manufacture of alongside covering of iron sheet grooves. SUBSTANCE: beam secured to handle has groove with symmetrical widened portion in its center corresponding to dimensions of formed fold. Groove is arranged crosswise relative to handle. Beam has tapered portions on its ends. Cone surfaces are formed in zones of crossing of groove with tapered portions. Handle has two lengthwise symmetrical windows with mean bridge designed for embracing by handle. EFFECT: easy-to-handle edge bender providing enhanced quality of roof covering. 8 dwg
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