The Marshalltown Two-Way Walking Edger is made of heavy 16 gauge 301 premium stainless steel and a two-way handle attachment for unsurpassed strength and accessibility. Abrasion tests show these edgers will wear twice as long as other stainless steel edgers. The Marshalltown Two-Way Walking Edger is made of heavy 16 gauge 301 premium stainless steel and a two-way handle attachment for unsurpassed strength and accessibility. Abrasion tests show these edgers will wear twice as long as other stainless steel edgers. The slightly convex blade prevents gouging.