Silverline 1/8"-1/4" (3.2mm-6.4mm) Lazy Tong Hand Riveter, 861152 For single handed operation and repetitive application Heavy duty carbon steel head & lattice Nozzles: 3.2mm (1/8") 4.0mm (5/32") 4.8mm (3/16") 6.0mm (15/64") & 6.4mm (1/4")