MARSHALLTOWN The Premier Line 121BD 6-Inch x 3-Inch Blue Steel Edger-Curved Ends 1/2-Inch Radius, 5/8-Inch Lip-DuraSoft Handle Heavy gauge blue steel high carbon blade Sturdy steel mounting welded to the blade Both ends are curved up for use in either direction 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