ACCO Premium Prong Paper Fasteners Set - Style 424F - 4-1/4 Center - 3-1/2" Prong Capacity - 50 PackACCO Premium Prong Paper Fasteners are the original two piece steel fastener made to tightly compress and bind two hole punched sheets of varying size or thickness. ACCO fastening devices and business essentials help organize all types of workspaces, from cubicles to classroom. These fasteners are available as complete sets, with the base and compressor included. Every little detail leads to success, and even these small products help make big