Ingersoll Rand

By Heather Burlingame, Senior Production Editor | September 28, 2010

Ingersoll-RandThe company's new line of concrete vibrators includes three electric models (1.5 to 3.0 horsepower) and a gas-powered backpack model (2.5 horsepower). Vibrator-heads, with 0.75- to 2.5-inch diameters, maintain optimum frequency, says I-R, regardless of slump. Choose from heavy-duty or pencil-flex shafts, in lengths from 2 to 21 feet.

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