This manual saddle stapler is a saddle stapling & flat stapling mode 2 in 1 booklet stapler. Flat staples up to 60 sheets of paper, saddle staples up to 30 sheets of paper (80gsm). It features A-shaped design of the base guides the staple to the correct location when you steady the documents stapled and A padded base to protect your work surfaces to prevent damage. Used with 23/6.23/8.23/10.24/6.24/8.24/10mm common staples to bind A3 A4 documents. Specification: Product Name: Heavy Duty Stapler Power:Manual Material: Metal Colour: Black Staple Capacity:100-200pcs Sheet Capacity:2-60 Sheets Throat Depth:0-100mm Staple Size:23/6 23/8 23/10 24/624/824/10 Packing Size of one pc: 13.97 cm 6*130*470mm G.W. Of one pc: 3.1 kg