Request a Quote Share Print Specifications Benefits and Features Equipment Compare Models Dimensions Description 30lb Rock Drill Weight 30.8 lbs Frequency 2450 BPM Air Consumption 56 CFM Air Coupling 3/4" Chuck Size 7/8" x 3-1/4" Description 30lb Rock Drill Frequency 2450 BPM Air Coupling 3/4" Air Consumption 56 CFM Weight 30.8 lbs