AmazonBasics Comb Binding Machine, Gray, Curved Type

Amazon Basics Comb Binding Machine, 350 Sheets Capacity, for paper sizes A5(15 holes)/Letter(19 holes)/A4(21 holes) with Adjustable Margin, Grey

Fellowes 52326 Plastic Binding Combs - Round Back, 1/2 Inches, 90 Sheets, Black, 100 Pack

Fellowes 52089 Binding Presentation Covers, 8mil, Letter, 100 Pack, Clear