650491-X43-B 12:1 Ratio, 4-1/4" Air Motor 3.2 GPM (12.3 LPM) max flow 650871-XXE-C 13:1 Ratio, 8" Air Motor 12.2 GPM (46.3 LPM) max flow 650875-XXE-C 20:1 Ratio, 10" Air Motor 10.5 GPM (39.7 LPM) max flow NM2322E-XX-P4X 22:1 Ratio, 3" Air Motor 0.99 GPM (3.7 LPM) max flow NM2322F-XX-P4X 22:1 Ratio, 3" Air Motor 0.99 GPM (3.7 LPM) max flow 650492-X43-B 23:1 Ratio, 4-1/2" Air Motor 1.8 GPM (6.9 LPM) max flow 650691-X43-B 23:1 Ratio, 6" Air Motor 3.2 GPM (12.3 LPM) max flow 650888-XXD 28.1 Ratio, 8" Air Motor 6 GPM (22.7 LPM) max flow 650971-XXE-C 30:1 Ratio, 12" Air Motor 12.2 GPM (46.3 LPM) max flow 67120-P43 43:1 Ratio, 4-1/4" Air Motor 0.7 GPM (2.8 LPM) max flow 67121-P43 43:1 Ratio, 4-1/4" Air Motor 0.7 GPM (2.8 LPM) max flow 650889-XXD 44:1 Ratio, 10" Air Motor 6.0 GPM (22.9 LPM) max flow 650891-XXD-C 44:1 Ratio, 8” Air Motor 3.8 GPM (14.3 LPM) max flow 650692-X43-B 46:1 Ratio, 6” Air Motor 1.8 GPM (6.9 LPM) max flow 650989-XXD 65:1 Ratio, 12” Air Motor 6.0 GPM (22.9 LPM) max flow