Achieve greater efficiency when drilling on slab with the 210B-2 SRA. It’s equipped with two-gang drill system that operates simultaneously and are adjustable to drill every 12 to 36 inches on center. It also can be customized to meet wider spacing requirements. The 210B-2 SRA requires 200 cfm and fits within a 4-foot patch. It also can be configured for on-grade drilling. With its patented tri-steering system, the drill repositions quickly and moves easily. One drill is missing.  ONLY $4500