VEVOR Binding Machine, Comb Binding Machine 21-Holes Binding 450 Sheets, Book Binder Machine with 100 PCS 9.53 mm Comb Binding Spines

Item Model Number: STB12A Primary Materials: Iron Base (Powder Coated) + ABS Plastic Shell + Metal Side Arms Product Weight: 7.7 lbs/3.5 kg Product Size: 15.2x10.8x13.6 inch/385x274x345 mm