PLATE New Control Manufacturer adds a new vibration-free forward and reverse control as an integral part of the handle on its reversible plate-model RP850G. The reversible plate retains an impact force of 8,500 lb at a working width of 24 in. and features a 9-hp Honda engine. The RP850 combination of over 8,500 lb of impact force and speeds up to 85 ft per minute delivers maximum productivity of over 10,200 sq ft per hour with compaction lifts of up to 20 in., according to the maker. The unit is suitable for compaction of sand, gravel, aggregate and mixed soils. STONE CONSTRUCTION EQUIPMENT INC.; 585/229-5141; www.stone-equip.com