Available from E-Z Drill, Stillwater, Okla., is the Model 210 Twin Vertical, a concrete drill attachment compatible with most skid steers and compact loaders. This rock-drill system contains two adjustable vertical drills, making it ideal for pulling patches, slab-jacking and under sealing. The unit is designed for maximum productivity and is completely pneumatic, eliminating the need for electric or hydraulic hookup.
The 210 Twin Vertical utilizes CP 69 rock drills and has the capability of drilling a hole between 3/4 and 21/2 in. in diameter. It features a maximum drilling depth of 17 in. and requires a minimum of 260 CFM (7.3 cu meter/min) for operation. Drill spacing adjusts easily from 5 to 10 ft on center.