Slip Industries SISE175X4X10 Aluminum Straight Edge for Concrete, 10ft x 1 3/4in X 4in
Available in 10′ to 20′ lengths with kerfed edges and welded end caps. Straightedges are light-weight, durable, easily cleaned and hold a true edge indefinitely. This is the perfect tool for straightedging concrete without the problems of warping and waste using wood straightedges or the bulkiness and weight of standard stock aluminum. This is truly the cement mason’s choice. Special order sizes available.
-Extruded to +- 1/16″ tolerance in 10′ for straightness
-Aluminum alloy is heat-treated 60/61 T6
-Tensile strength 30 – 35,000 lbs. per square inch
-Conforms to federal specifications QQ/A250/11 and ASTM B209