Akiles DuoMac-C21: Comb with 2:1 Wire Punch and Binder | eBay
Buy Akiles DuoMac C41 Plastic Comb and 4:1 Coil Binding Machine at $799.00 (AKDUOMACC41)
Akiles AWMD Model DuoMac-321/WireMac Duo All-in-One Wire Punch and Binding Equipment, Punches and Closes Both 3:1 and 2:1 Pitch Wires, 20 Sheets Single Punching Capacity (20 lbs Paper) : Arts, Crafts & Sewing - Amazon.com
AKILES DuoMac-321 / WireMac-Duo Punch and Close 3:1 and 2:1 Binding Machine | eBay