MARSHALLTOWN The Premier Line 166SSD 6-Inch x 4-Inch Stainless Steel Edger-1/2-Inch Radius, 5/8-Inch Lip DuraSoft Handle Heavy gauge 301 premium stainless steel blade Sturdy steel mounting welded to the blade Resilient DuraSoft handle provides a soft feel, reduces fatigue, and offers excellent durability Used to produce a radius at the edge of a concrete slab to prevent the edge from chipping