Delivering powerful linear vibration, the UH, UHVM, and VGVM airpiston concrete vibrators are built strong, yet lightweight for durable, portable, and adjustable use. The UH and UHVM models are made for bins, hoppers, chutes, and concrete forms; are easily mounted; and come in 1 1/4 - or 2-in. diameter versions. The lightweight VGVM is easy to handle, with minimum maintenance required. Form time and waster man-hours are reduced. Cleveland Vibrator Co. 800-221-3298. www.clevelandvibrator.com