Single spindle, mechanical riveter with rotary barrel feed system. This machine is mounted on a pedestal. 

Specifications:
Max Rivet Capacity: .313" diameter, up to 1-3/8" semi-tubular
Stroke: 3.25"
Throat: 12.00"
Motor: 1/3 HP, 1140 RPM
Work Height with Pedestal: 71"
Trip: Electric solenoid with roller clutch
Floor Space (L x W): 25" x 40"