Hydraulic Air Riveter Comes with following nosepieces: 3/16", 5/32", 1/8", 3/32". Powerful durable, high speed production tool. Quick release air valve permits cylinder to return quickly for high speed assembly operations. Prevents overloading for long life. Performs well at any angle. Gets into hard-to-reach areas. Provides quick, quiet and comfortable operation preventing user fatique. Specifications: 3/16 Rivet Capacity 10 5/8" length 3 1/3 Lb. Weight 3/8" I.D. Air Hose size 2 CFM 1/4" Air Inlet Thread 71 - 85 PSI