F4-PT-RT-B CLECO Riveter, F Series . Cleco F Series Round Taper Nose Riveter is designed for driving 1/8” – 1/4” rivets. Cleco F Series Round Taper Nose Riveter features a standard beehive retianer and a built-in air regulator that controls power input. Cleco F Series Round Taper Nose Riveter also features a spool vale for precise speed control. Cleco percussion tools offer durable options for a wide variety of industries. These percussion tools are made from the finest materials available, and they are manufactured to last. Choose between piston, chisel and needle type percussion tools. Bore: 0.56” Abrasive Capacity: 0.401” Rivet Set Shank Diameter Stroke: 4.0” Type Housing: Aluminum Blows Per Minute: 1,700 Weight: 3.31lbs / 1.50kg Overall Length: 8.7” / 221mm Air Inlet Size: 1/4”