VEVOR Binding Machine, Comb Binding Machine 21-Holes Binding 450 Sheets, Book Binder Machine with 100 PCS 3/8'' Comb Binding Spines, for Letter Size, A4, A5 free-shipping Hemmed edging prevents fraying and

Hemmed edging prevents fraying and extends life

Lift-top design with hidden storage compartment (supports 20kg inside)

The replaceable diamond blades deliver long-lasting performance across thousands of square feet

Quick deflation port and carry bag for portable transport

VEVOR Binding Machine, Comb Binding Machine 21-Holes Binding 450 Sheets, Book Binder Machine with 100 PCS 3/8'' Comb Binding Spines, for Letter Size, A4, A5 free-shipping Hemmed edging prevents fraying andCreate professionally bound documents quickly with minimal effort, making this machine ideal for schools, offices and businesses handling bulk projects. Works with multiple document sizes and comes with 100 binding spines included, so you can start binding straight away without additional purchases. Punches up to 21 holes and binds up to 450 sheets in one operation Compatible with Letter, A4, A5 and other document sizes Adjustable edge guides and side