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MRD-50 rock drill. Weight: 48.5 lb. Length: 23 1/4. Bore & stroke: 3 x 2 5/8. Impact rate: 1800 blows/min. Air consumption: 99 CFM. Air inlet: 3/4 NPT. Chuck sizes: 7/8 HX x 3 1/4, 7/8 HX x 4 1/4, 1 HX x 4 1/4. Shipping weight: 55 lb.

MRD-50 rock drill. Weight: 48.5 lb. Length: 23 1/4. Bore & stroke: 3 x 2 5/8. Impact rate: 1800 blows/min. Air consumption: 99 CFM. Air inlet: 3/4 NPT. Chuck sizes: 7/8 HX x 3 1/4, 7/8 HX x 4 1/4, 1 HX x 4 1/4. Shipping weight: 55 lb.
