PrintWorks Professional Pre Punched Paper, 7 Hole Punch Left for 2 Ring & 3 Ring Binders & Side Fastener File Folders, 8.5 x 11, 20 lb., 500 Sheets (04342), White : Amazon.co.uk: Stationery & Office Supplies
PrintWorks Professional Pre Punched Paper Hole Punch Left for 2 Ring & 3 Ring Binders & Side Fastener File Folders, 8.5 x 11, 20 lb, 500 Sheets 5 Holes, Perforated Left 5-Hole