Akiles WireMac Duo Combo Wire Binding Machine - YouTube
Amazon.com : Akiles ADM-C51 Model DuoMac-C51 2-in-1 Combo Binding Machine, 5:1 Pitch Coil with Built-in Comb Opener (1/4" to 2"), 20 Sheets Single Punching Capacity (20 lbs Paper), All Metal Construction :