Handheld electric vibrating ruler Product use Vibrating ruler is suitable for leveling cement and concrete floors in construction sites and highways. Electric vibrating ruler is used to exhaust air in concrete, level the concrete floor, and enhance the density of concrete Product parameters: Model: TY-3 Power: 150w Voltage: 220V/380V Maximum speed: 5200rpm Slurry lifting depth: 20cm Ruler width: 14cm Ruler thickness: 6mm Ruler material: titanium alloy Ruler length: 1m-6m